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Finding the Fourth Proportional to 158,287.66, 237,434.54 and 58,396.44

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Solution

The fourth proportional to 158,287.66, 237,434.54 and 58,396.44 is: 87,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,287.66 : 237,434.54 = 58,396.44 : x
  2. Step 2: Convert to fraction form
    158,287.66/237,434.54 = 58,396.44/x
  3. Step 3: Cross multiply
    158,287.66x = 237,434.54 × 58,396.44
  4. Step 4: Simplify right side
    158,287.66x = 13,865,331,869.04
  5. Step 5: Solve for x
    x = 13,865,331,869.04/158,287.66
  6. Step 6: Final answer
    x = 87,595.79

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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.