Home / 167,521.28-231,187.20-95,909.12

Finding the Fourth Proportional to 167,521.28, 231,187.20 and 95,909.12

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Solution

The fourth proportional to 167,521.28, 231,187.20 and 95,909.12 is: 132,359.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,521.28 : 231,187.20 = 95,909.12 : x
  2. Step 2: Convert to fraction form
    167,521.28/231,187.20 = 95,909.12/x
  3. Step 3: Cross multiply
    167,521.28x = 231,187.20 × 95,909.12
  4. Step 4: Simplify right side
    167,521.28x = 22,172,960,907.26
  5. Step 5: Solve for x
    x = 22,172,960,907.26/167,521.28
  6. Step 6: Final answer
    x = 132,359.07

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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.