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Finding the Fourth Proportional to 63,637.80, 95,553.90 and 48,863.40

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Solution

The fourth proportional to 63,637.80, 95,553.90 and 48,863.40 is: 73,369.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,637.80 : 95,553.90 = 48,863.40 : x
  2. Step 2: Convert to fraction form
    63,637.80/95,553.90 = 48,863.40/x
  3. Step 3: Cross multiply
    63,637.80x = 95,553.90 × 48,863.40
  4. Step 4: Simplify right side
    63,637.80x = 4,669,088,437.26
  5. Step 5: Solve for x
    x = 4,669,088,437.26/63,637.80
  6. Step 6: Final answer
    x = 73,369.73

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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.