Home / 87,331.54-130,887.70-37,352.88

Finding the Fourth Proportional to 87,331.54, 130,887.70 and 37,352.88

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Solution

The fourth proportional to 87,331.54, 130,887.70 and 37,352.88 is: 55,982.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,331.54 : 130,887.70 = 37,352.88 : x
  2. Step 2: Convert to fraction form
    87,331.54/130,887.70 = 37,352.88/x
  3. Step 3: Cross multiply
    87,331.54x = 130,887.70 × 37,352.88
  4. Step 4: Simplify right side
    87,331.54x = 4,889,032,551.58
  5. Step 5: Solve for x
    x = 4,889,032,551.58/87,331.54
  6. Step 6: Final answer
    x = 55,982.44

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1.5x scale

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.