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Finding the Fourth Proportional to 63,579.24, 87,755.22 and 36,737.28

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Solution

The fourth proportional to 63,579.24, 87,755.22 and 36,737.28 is: 50,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,579.24 : 87,755.22 = 36,737.28 : x
  2. Step 2: Convert to fraction form
    63,579.24/87,755.22 = 36,737.28/x
  3. Step 3: Cross multiply
    63,579.24x = 87,755.22 × 36,737.28
  4. Step 4: Simplify right side
    63,579.24x = 3,223,888,088.60
  5. Step 5: Solve for x
    x = 3,223,888,088.60/63,579.24
  6. Step 6: Final answer
    x = 50,706.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.