Home / 48,526.98-72,747.15-18,937.92

Finding the Fourth Proportional to 48,526.98, 72,747.15 and 18,937.92

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Solution

The fourth proportional to 48,526.98, 72,747.15 and 18,937.92 is: 28,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,526.98 : 72,747.15 = 18,937.92 : x
  2. Step 2: Convert to fraction form
    48,526.98/72,747.15 = 18,937.92/x
  3. Step 3: Cross multiply
    48,526.98x = 72,747.15 × 18,937.92
  4. Step 4: Simplify right side
    48,526.98x = 1,377,679,706.93
  5. Step 5: Solve for x
    x = 1,377,679,706.93/48,526.98
  6. Step 6: Final answer
    x = 28,389.97

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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.