Home / 167,753.13-231,499.32-91,272.26

Finding the Fourth Proportional to 167,753.13, 231,499.32 and 91,272.26

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Solution

The fourth proportional to 167,753.13, 231,499.32 and 91,272.26 is: 125,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,753.13 : 231,499.32 = 91,272.26 : x
  2. Step 2: Convert to fraction form
    167,753.13/231,499.32 = 91,272.26/x
  3. Step 3: Cross multiply
    167,753.13x = 231,499.32 × 91,272.26
  4. Step 4: Simplify right side
    167,753.13x = 21,129,466,124.86
  5. Step 5: Solve for x
    x = 21,129,466,124.86/167,753.13
  6. Step 6: Final answer
    x = 125,955.72

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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.