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Finding the Fourth Proportional to 22,361.50, 33,542.25 and 6,779.13

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Solution

The fourth proportional to 22,361.50, 33,542.25 and 6,779.13 is: 10,168.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361.50 : 33,542.25 = 6,779.13 : x
  2. Step 2: Convert to fraction form
    22,361.50/33,542.25 = 6,779.13/x
  3. Step 3: Cross multiply
    22,361.50x = 33,542.25 × 6,779.13
  4. Step 4: Simplify right side
    22,361.50x = 227,387,273.24
  5. Step 5: Solve for x
    x = 227,387,273.24/22,361.50
  6. Step 6: Final answer
    x = 10,168.70

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Half scale
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Double scale
Find fourth proportional to 22,362.50, 33,543.75 and 6,780.13
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.