Home / 87,451.36-131,196.48-25,117.12

Finding the Fourth Proportional to 87,451.36, 131,196.48 and 25,117.12

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Solution

The fourth proportional to 87,451.36, 131,196.48 and 25,117.12 is: 37,681.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,451.36 : 131,196.48 = 25,117.12 : x
  2. Step 2: Convert to fraction form
    87,451.36/131,196.48 = 25,117.12/x
  3. Step 3: Cross multiply
    87,451.36x = 131,196.48 × 25,117.12
  4. Step 4: Simplify right side
    87,451.36x = 3,295,277,731.74
  5. Step 5: Solve for x
    x = 3,295,277,731.74/87,451.36
  6. Step 6: Final answer
    x = 37,681.26

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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.