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Finding the Fourth Proportional to 225,487.64, 337,772.18 and 106,799.16

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Solution

The fourth proportional to 225,487.64, 337,772.18 and 106,799.16 is: 159,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,487.64 : 337,772.18 = 106,799.16 : x
  2. Step 2: Convert to fraction form
    225,487.64/337,772.18 = 106,799.16/x
  3. Step 3: Cross multiply
    225,487.64x = 337,772.18 × 106,799.16
  4. Step 4: Simplify right side
    225,487.64x = 36,073,785,095.37
  5. Step 5: Solve for x
    x = 36,073,785,095.37/225,487.64
  6. Step 6: Final answer
    x = 159,981.21

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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.