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Finding the Fourth Proportional to 14,805.77, 22,206.22 and 5,316.12

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Solution

The fourth proportional to 14,805.77, 22,206.22 and 5,316.12 is: 7,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,805.77 : 22,206.22 = 5,316.12 : x
  2. Step 2: Convert to fraction form
    14,805.77/22,206.22 = 5,316.12/x
  3. Step 3: Cross multiply
    14,805.77x = 22,206.22 × 5,316.12
  4. Step 4: Simplify right side
    14,805.77x = 118,050,878.27
  5. Step 5: Solve for x
    x = 118,050,878.27/14,805.77
  6. Step 6: Final answer
    x = 7,973.30

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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.