Home / 48,468.90-72,708.15-16,874.10

Finding the Fourth Proportional to 48,468.90, 72,708.15 and 16,874.10

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Solution

The fourth proportional to 48,468.90, 72,708.15 and 16,874.10 is: 25,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,468.90 : 72,708.15 = 16,874.10 : x
  2. Step 2: Convert to fraction form
    48,468.90/72,708.15 = 16,874.10/x
  3. Step 3: Cross multiply
    48,468.90x = 72,708.15 × 16,874.10
  4. Step 4: Simplify right side
    48,468.90x = 1,226,884,593.92
  5. Step 5: Solve for x
    x = 1,226,884,593.92/48,468.90
  6. Step 6: Final answer
    x = 25,312.82

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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.