Home / 158,517.92-218,553.36-113,250.08

Finding the Fourth Proportional to 158,517.92, 218,553.36 and 113,250.08

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Solution

The fourth proportional to 158,517.92, 218,553.36 and 113,250.08 is: 156,141.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,517.92 : 218,553.36 = 113,250.08 : x
  2. Step 2: Convert to fraction form
    158,517.92/218,553.36 = 113,250.08/x
  3. Step 3: Cross multiply
    158,517.92x = 218,553.36 × 113,250.08
  4. Step 4: Simplify right side
    158,517.92x = 24,751,185,504.27
  5. Step 5: Solve for x
    x = 24,751,185,504.27/158,517.92
  6. Step 6: Final answer
    x = 156,141.25

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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.