Home / 168,031.32-231,881.38-96,422.55

Finding the Fourth Proportional to 168,031.32, 231,881.38 and 96,422.55

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Solution

The fourth proportional to 168,031.32, 231,881.38 and 96,422.55 is: 133,062.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,031.32 : 231,881.38 = 96,422.55 : x
  2. Step 2: Convert to fraction form
    168,031.32/231,881.38 = 96,422.55/x
  3. Step 3: Cross multiply
    168,031.32x = 231,881.38 × 96,422.55
  4. Step 4: Simplify right side
    168,031.32x = 22,358,593,957.12
  5. Step 5: Solve for x
    x = 22,358,593,957.12/168,031.32
  6. Step 6: Final answer
    x = 133,062.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.