Home / 87,160.82-130,763.09-24,831.32

Finding the Fourth Proportional to 87,160.82, 130,763.09 and 24,831.32

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Solution

The fourth proportional to 87,160.82, 130,763.09 and 24,831.32 is: 37,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,160.82 : 130,763.09 = 24,831.32 : x
  2. Step 2: Convert to fraction form
    87,160.82/130,763.09 = 24,831.32/x
  3. Step 3: Cross multiply
    87,160.82x = 130,763.09 × 24,831.32
  4. Step 4: Simplify right side
    87,160.82x = 3,247,019,540.24
  5. Step 5: Solve for x
    x = 3,247,019,540.24/87,160.82
  6. Step 6: Final answer
    x = 37,253.20

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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.