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Finding the Fourth Proportional to 230,292.87, 345,542.98 and 124,953.99

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Solution

The fourth proportional to 230,292.87, 345,542.98 and 124,953.99 is: 187,487.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,292.87 : 345,542.98 = 124,953.99 : x
  2. Step 2: Convert to fraction form
    230,292.87/345,542.98 = 124,953.99/x
  3. Step 3: Cross multiply
    230,292.87x = 345,542.98 × 124,953.99
  4. Step 4: Simplify right side
    230,292.87x = 43,176,974,067.49
  5. Step 5: Solve for x
    x = 43,176,974,067.49/230,292.87
  6. Step 6: Final answer
    x = 187,487.24

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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.