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Finding the Fourth Proportional to 92,230.49, 138,350.73 and 29,055.59

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Solution

The fourth proportional to 92,230.49, 138,350.73 and 29,055.59 is: 43,584.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,230.49 : 138,350.73 = 29,055.59 : x
  2. Step 2: Convert to fraction form
    92,230.49/138,350.73 = 29,055.59/x
  3. Step 3: Cross multiply
    92,230.49x = 138,350.73 × 29,055.59
  4. Step 4: Simplify right side
    92,230.49x = 4,019,861,395.33
  5. Step 5: Solve for x
    x = 4,019,861,395.33/92,230.49
  6. Step 6: Final answer
    x = 43,584.95

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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.