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Finding the Fourth Proportional to 155,203.98, 232,799.49 and 44,395.98

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Solution

The fourth proportional to 155,203.98, 232,799.49 and 44,395.98 is: 66,592.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,203.98 : 232,799.49 = 44,395.98 : x
  2. Step 2: Convert to fraction form
    155,203.98/232,799.49 = 44,395.98/x
  3. Step 3: Cross multiply
    155,203.98x = 232,799.49 × 44,395.98
  4. Step 4: Simplify right side
    155,203.98x = 10,335,361,502.05
  5. Step 5: Solve for x
    x = 10,335,361,502.05/155,203.98
  6. Step 6: Final answer
    x = 66,592.12

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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.