Home / 87,006.40-130,507.21-27,841.22

Finding the Fourth Proportional to 87,006.40, 130,507.21 and 27,841.22

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Solution

The fourth proportional to 87,006.40, 130,507.21 and 27,841.22 is: 41,761.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,006.40 : 130,507.21 = 27,841.22 : x
  2. Step 2: Convert to fraction form
    87,006.40/130,507.21 = 27,841.22/x
  3. Step 3: Cross multiply
    87,006.40x = 130,507.21 × 27,841.22
  4. Step 4: Simplify right side
    87,006.40x = 3,633,479,945.20
  5. Step 5: Solve for x
    x = 3,633,479,945.20/87,006.40
  6. Step 6: Final answer
    x = 41,761.07

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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.