Home / 87,161.04-130,763.28-24,831.12

Finding the Fourth Proportional to 87,161.04, 130,763.28 and 24,831.12

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Solution

The fourth proportional to 87,161.04, 130,763.28 and 24,831.12 is: 37,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,161.04 : 130,763.28 = 24,831.12 : x
  2. Step 2: Convert to fraction form
    87,161.04/130,763.28 = 24,831.12/x
  3. Step 3: Cross multiply
    87,161.04x = 130,763.28 × 24,831.12
  4. Step 4: Simplify right side
    87,161.04x = 3,246,998,697.27
  5. Step 5: Solve for x
    x = 3,246,998,697.27/87,161.04
  6. Step 6: Final answer
    x = 37,252.87

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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.