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Finding the Fourth Proportional to 102,593.46, 154,060.38 and 63,399.69

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Solution

The fourth proportional to 102,593.46, 154,060.38 and 63,399.69 is: 95,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,593.46 : 154,060.38 = 63,399.69 : x
  2. Step 2: Convert to fraction form
    102,593.46/154,060.38 = 63,399.69/x
  3. Step 3: Cross multiply
    102,593.46x = 154,060.38 × 63,399.69
  4. Step 4: Simplify right side
    102,593.46x = 9,767,379,562.98
  5. Step 5: Solve for x
    x = 9,767,379,562.98/102,593.46
  6. Step 6: Final answer
    x = 95,204.70

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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.