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Finding the Fourth Proportional to 101,937.28, 152,951.04 and 39,612.48

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Solution

The fourth proportional to 101,937.28, 152,951.04 and 39,612.48 is: 59,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,937.28 : 152,951.04 = 39,612.48 : x
  2. Step 2: Convert to fraction form
    101,937.28/152,951.04 = 39,612.48/x
  3. Step 3: Cross multiply
    101,937.28x = 152,951.04 × 39,612.48
  4. Step 4: Simplify right side
    101,937.28x = 6,058,770,012.98
  5. Step 5: Solve for x
    x = 6,058,770,012.98/101,937.28
  6. Step 6: Final answer
    x = 59,436.25

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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.