Home / 87,174.92-130,733.76-27,996.59

Finding the Fourth Proportional to 87,174.92, 130,733.76 and 27,996.59

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Solution

The fourth proportional to 87,174.92, 130,733.76 and 27,996.59 is: 41,985.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,174.92 : 130,733.76 = 27,996.59 : x
  2. Step 2: Convert to fraction form
    87,174.92/130,733.76 = 27,996.59/x
  3. Step 3: Cross multiply
    87,174.92x = 130,733.76 × 27,996.59
  4. Step 4: Simplify right side
    87,174.92x = 3,660,099,477.88
  5. Step 5: Solve for x
    x = 3,660,099,477.88/87,174.92
  6. Step 6: Final answer
    x = 41,985.69

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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.