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Finding the Fourth Proportional to 69,710.66, 104,480.33 and 32,220.01

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Solution

The fourth proportional to 69,710.66, 104,480.33 and 32,220.01 is: 48,290.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,710.66 : 104,480.33 = 32,220.01 : x
  2. Step 2: Convert to fraction form
    69,710.66/104,480.33 = 32,220.01/x
  3. Step 3: Cross multiply
    69,710.66x = 104,480.33 × 32,220.01
  4. Step 4: Simplify right side
    69,710.66x = 3,366,356,855.10
  5. Step 5: Solve for x
    x = 3,366,356,855.10/69,710.66
  6. Step 6: Final answer
    x = 48,290.42

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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.