Home / 168,052.57-231,909.58-91,572.27

Finding the Fourth Proportional to 168,052.57, 231,909.58 and 91,572.27

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Solution

The fourth proportional to 168,052.57, 231,909.58 and 91,572.27 is: 126,368.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,052.57 : 231,909.58 = 91,572.27 : x
  2. Step 2: Convert to fraction form
    168,052.57/231,909.58 = 91,572.27/x
  3. Step 3: Cross multiply
    168,052.57x = 231,909.58 × 91,572.27
  4. Step 4: Simplify right side
    168,052.57x = 21,236,485,920.15
  5. Step 5: Solve for x
    x = 21,236,485,920.15/168,052.57
  6. Step 6: Final answer
    x = 126,368.11

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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.