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Finding the Fourth Proportional to 123,625.92, 185,436.96 and 49,752

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Solution

The fourth proportional to 123,625.92, 185,436.96 and 49,752 is: 74,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,625.92 : 185,436.96 = 49,752 : x
  2. Step 2: Convert to fraction form
    123,625.92/185,436.96 = 49,752/x
  3. Step 3: Cross multiply
    123,625.92x = 185,436.96 × 49,752
  4. Step 4: Simplify right side
    123,625.92x = 9,225,859,633.92
  5. Step 5: Solve for x
    x = 9,225,859,633.92/123,625.92
  6. Step 6: Final answer
    x = 74,627.23

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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.