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Finding the Fourth Proportional to 62,765, 94,147.42 and 16,017.87

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Solution

The fourth proportional to 62,765, 94,147.42 and 16,017.87 is: 24,026.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,765 : 94,147.42 = 16,017.87 : x
  2. Step 2: Convert to fraction form
    62,765/94,147.42 = 16,017.87/x
  3. Step 3: Cross multiply
    62,765x = 94,147.42 × 16,017.87
  4. Step 4: Simplify right side
    62,765x = 1,508,041,134.40
  5. Step 5: Solve for x
    x = 1,508,041,134.40/62,765
  6. Step 6: Final answer
    x = 24,026.78

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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.