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Finding the Fourth Proportional to 158,285.91, 237,431.90 and 58,394.69

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Solution

The fourth proportional to 158,285.91, 237,431.90 and 58,394.69 is: 87,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,285.91 : 237,431.90 = 58,394.69 : x
  2. Step 2: Convert to fraction form
    158,285.91/237,431.90 = 58,394.69/x
  3. Step 3: Cross multiply
    158,285.91x = 237,431.90 × 58,394.69
  4. Step 4: Simplify right side
    158,285.91x = 13,864,761,155.44
  5. Step 5: Solve for x
    x = 13,864,761,155.44/158,285.91
  6. Step 6: Final answer
    x = 87,593.15

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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.