Home / 71,539.56-107,285.04-24,781.50

Finding the Fourth Proportional to 71,539.56, 107,285.04 and 24,781.50

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Solution

The fourth proportional to 71,539.56, 107,285.04 and 24,781.50 is: 37,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,539.56 : 107,285.04 = 24,781.50 : x
  2. Step 2: Convert to fraction form
    71,539.56/107,285.04 = 24,781.50/x
  3. Step 3: Cross multiply
    71,539.56x = 107,285.04 × 24,781.50
  4. Step 4: Simplify right side
    71,539.56x = 2,658,684,218.76
  5. Step 5: Solve for x
    x = 2,658,684,218.76/71,539.56
  6. Step 6: Final answer
    x = 37,163.83

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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.