Home / 87,180.06-130,752.90-23,983.86

Finding the Fourth Proportional to 87,180.06, 130,752.90 and 23,983.86

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Solution

The fourth proportional to 87,180.06, 130,752.90 and 23,983.86 is: 35,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,180.06 : 130,752.90 = 23,983.86 : x
  2. Step 2: Convert to fraction form
    87,180.06/130,752.90 = 23,983.86/x
  3. Step 3: Cross multiply
    87,180.06x = 130,752.90 × 23,983.86
  4. Step 4: Simplify right side
    87,180.06x = 3,135,959,248.19
  5. Step 5: Solve for x
    x = 3,135,959,248.19/87,180.06
  6. Step 6: Final answer
    x = 35,971.06

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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.