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Finding the Fourth Proportional to 239,250.29, 358,922.61 and 68,473.61

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Solution

The fourth proportional to 239,250.29, 358,922.61 and 68,473.61 is: 102,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,250.29 : 358,922.61 = 68,473.61 : x
  2. Step 2: Convert to fraction form
    239,250.29/358,922.61 = 68,473.61/x
  3. Step 3: Cross multiply
    239,250.29x = 358,922.61 × 68,473.61
  4. Step 4: Simplify right side
    239,250.29x = 24,576,725,022.71
  5. Step 5: Solve for x
    x = 24,576,725,022.71/239,250.29
  6. Step 6: Final answer
    x = 102,723.91

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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.