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Finding the Fourth Proportional to 123,356.66, 185,035.47 and 29,862.26

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Solution

The fourth proportional to 123,356.66, 185,035.47 and 29,862.26 is: 44,793.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,356.66 : 185,035.47 = 29,862.26 : x
  2. Step 2: Convert to fraction form
    123,356.66/185,035.47 = 29,862.26/x
  3. Step 3: Cross multiply
    123,356.66x = 185,035.47 × 29,862.26
  4. Step 4: Simplify right side
    123,356.66x = 5,525,577,314.36
  5. Step 5: Solve for x
    x = 5,525,577,314.36/123,356.66
  6. Step 6: Final answer
    x = 44,793.51

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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.