Home / 87,531.49-131,316.67-25,197.13

Finding the Fourth Proportional to 87,531.49, 131,316.67 and 25,197.13

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Solution

The fourth proportional to 87,531.49, 131,316.67 and 25,197.13 is: 37,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,531.49 : 131,316.67 = 25,197.13 : x
  2. Step 2: Convert to fraction form
    87,531.49/131,316.67 = 25,197.13/x
  3. Step 3: Cross multiply
    87,531.49x = 131,316.67 × 25,197.13
  4. Step 4: Simplify right side
    87,531.49x = 3,308,803,205.16
  5. Step 5: Solve for x
    x = 3,308,803,205.16/87,531.49
  6. Step 6: Final answer
    x = 37,801.29

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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.