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Finding the Fourth Proportional to 87,327.54, 130,881.71 and 37,348.88

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Solution

The fourth proportional to 87,327.54, 130,881.71 and 37,348.88 is: 55,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,327.54 : 130,881.71 = 37,348.88 : x
  2. Step 2: Convert to fraction form
    87,327.54/130,881.71 = 37,348.88/x
  3. Step 3: Cross multiply
    87,327.54x = 130,881.71 × 37,348.88
  4. Step 4: Simplify right side
    87,327.54x = 4,888,284,719.95
  5. Step 5: Solve for x
    x = 4,888,284,719.95/87,327.54
  6. Step 6: Final answer
    x = 55,976.44

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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.