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Finding the Fourth Proportional to 283,131.54, 424,500.48 and 125,273.88

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Solution

The fourth proportional to 283,131.54, 424,500.48 and 125,273.88 is: 187,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,131.54 : 424,500.48 = 125,273.88 : x
  2. Step 2: Convert to fraction form
    283,131.54/424,500.48 = 125,273.88/x
  3. Step 3: Cross multiply
    283,131.54x = 424,500.48 × 125,273.88
  4. Step 4: Simplify right side
    283,131.54x = 53,178,822,191.46
  5. Step 5: Solve for x
    x = 53,178,822,191.46/283,131.54
  6. Step 6: Final answer
    x = 187,823.73

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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.