Home / 87,906.54-131,911.65-32,541.42

Finding the Fourth Proportional to 87,906.54, 131,911.65 and 32,541.42

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Solution

The fourth proportional to 87,906.54, 131,911.65 and 32,541.42 is: 48,831.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,906.54 : 131,911.65 = 32,541.42 : x
  2. Step 2: Convert to fraction form
    87,906.54/131,911.65 = 32,541.42/x
  3. Step 3: Cross multiply
    87,906.54x = 131,911.65 × 32,541.42
  4. Step 4: Simplify right side
    87,906.54x = 4,292,592,405.54
  5. Step 5: Solve for x
    x = 4,292,592,405.54/87,906.54
  6. Step 6: Final answer
    x = 48,831.32

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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.