Home / 168,029.53-231,874.08-91,549.24

Finding the Fourth Proportional to 168,029.53, 231,874.08 and 91,549.24

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Solution

The fourth proportional to 168,029.53, 231,874.08 and 91,549.24 is: 126,334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,029.53 : 231,874.08 = 91,549.24 : x
  2. Step 2: Convert to fraction form
    168,029.53/231,874.08 = 91,549.24/x
  3. Step 3: Cross multiply
    168,029.53x = 231,874.08 × 91,549.24
  4. Step 4: Simplify right side
    168,029.53x = 21,227,895,799.70
  5. Step 5: Solve for x
    x = 21,227,895,799.70/168,029.53
  6. Step 6: Final answer
    x = 126,334.32

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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.