Home / 71,708.28-107,561.55-32,237.52

Finding the Fourth Proportional to 71,708.28, 107,561.55 and 32,237.52

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Solution

The fourth proportional to 71,708.28, 107,561.55 and 32,237.52 is: 48,355.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,708.28 : 107,561.55 = 32,237.52 : x
  2. Step 2: Convert to fraction form
    71,708.28/107,561.55 = 32,237.52/x
  3. Step 3: Cross multiply
    71,708.28x = 107,561.55 × 32,237.52
  4. Step 4: Simplify right side
    71,708.28x = 3,467,517,619.36
  5. Step 5: Solve for x
    x = 3,467,517,619.36/71,708.28
  6. Step 6: Final answer
    x = 48,355.89

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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.