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Finding the Fourth Proportional to 158,234.29, 237,266.31 and 63,416.90

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Solution

The fourth proportional to 158,234.29, 237,266.31 and 63,416.90 is: 95,091.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,234.29 : 237,266.31 = 63,416.90 : x
  2. Step 2: Convert to fraction form
    158,234.29/237,266.31 = 63,416.90/x
  3. Step 3: Cross multiply
    158,234.29x = 237,266.31 × 63,416.90
  4. Step 4: Simplify right side
    158,234.29x = 15,046,693,854.64
  5. Step 5: Solve for x
    x = 15,046,693,854.64/158,234.29
  6. Step 6: Final answer
    x = 95,091.23

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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.