Home / 71,327.73-98,432.25-39,496.62

Finding the Fourth Proportional to 71,327.73, 98,432.25 and 39,496.62

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Solution

The fourth proportional to 71,327.73, 98,432.25 and 39,496.62 is: 54,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,327.73 : 98,432.25 = 39,496.62 : x
  2. Step 2: Convert to fraction form
    71,327.73/98,432.25 = 39,496.62/x
  3. Step 3: Cross multiply
    71,327.73x = 98,432.25 × 39,496.62
  4. Step 4: Simplify right side
    71,327.73x = 3,887,741,174.00
  5. Step 5: Solve for x
    x = 3,887,741,174.00/71,327.73
  6. Step 6: Final answer
    x = 54,505.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.