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Finding the Fourth Proportional to 125,033.44, 187,569.60 and 41,908

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Solution

The fourth proportional to 125,033.44, 187,569.60 and 41,908 is: 62,868.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,033.44 : 187,569.60 = 41,908 : x
  2. Step 2: Convert to fraction form
    125,033.44/187,569.60 = 41,908/x
  3. Step 3: Cross multiply
    125,033.44x = 187,569.60 × 41,908
  4. Step 4: Simplify right side
    125,033.44x = 7,860,666,796.80
  5. Step 5: Solve for x
    x = 7,860,666,796.80/125,033.44
  6. Step 6: Final answer
    x = 62,868.52

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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.