Home / 534,344.07-801,508.91-129,539.76

Finding the Fourth Proportional to 534,344.07, 801,508.91 and 129,539.76

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Solution

The fourth proportional to 534,344.07, 801,508.91 and 129,539.76 is: 194,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,344.07 : 801,508.91 = 129,539.76 : x
  2. Step 2: Convert to fraction form
    534,344.07/801,508.91 = 129,539.76/x
  3. Step 3: Cross multiply
    534,344.07x = 801,508.91 × 129,539.76
  4. Step 4: Simplify right side
    534,344.07x = 103,827,268,185.90
  5. Step 5: Solve for x
    x = 103,827,268,185.90/534,344.07
  6. Step 6: Final answer
    x = 194,307.89

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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.