Home / 168,062.72-231,937.44-96,445.76

Finding the Fourth Proportional to 168,062.72, 231,937.44 and 96,445.76

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Solution

The fourth proportional to 168,062.72, 231,937.44 and 96,445.76 is: 133,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,062.72 : 231,937.44 = 96,445.76 : x
  2. Step 2: Convert to fraction form
    168,062.72/231,937.44 = 96,445.76/x
  3. Step 3: Cross multiply
    168,062.72x = 231,937.44 × 96,445.76
  4. Step 4: Simplify right side
    168,062.72x = 22,369,382,673.25
  5. Step 5: Solve for x
    x = 22,369,382,673.25/168,062.72
  6. Step 6: Final answer
    x = 133,101.40

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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.