Home / 48,402.28-72,591.90-13,344.76

Finding the Fourth Proportional to 48,402.28, 72,591.90 and 13,344.76

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Solution

The fourth proportional to 48,402.28, 72,591.90 and 13,344.76 is: 20,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,402.28 : 72,591.90 = 13,344.76 : x
  2. Step 2: Convert to fraction form
    48,402.28/72,591.90 = 13,344.76/x
  3. Step 3: Cross multiply
    48,402.28x = 72,591.90 × 13,344.76
  4. Step 4: Simplify right side
    48,402.28x = 968,721,483.44
  5. Step 5: Solve for x
    x = 968,721,483.44/48,402.28
  6. Step 6: Final answer
    x = 20,013.96

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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.