Home / 159,736.20-220,437.27-88,118.70

Finding the Fourth Proportional to 159,736.20, 220,437.27 and 88,118.70

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Solution

The fourth proportional to 159,736.20, 220,437.27 and 88,118.70 is: 121,604.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,736.20 : 220,437.27 = 88,118.70 : x
  2. Step 2: Convert to fraction form
    159,736.20/220,437.27 = 88,118.70/x
  3. Step 3: Cross multiply
    159,736.20x = 220,437.27 × 88,118.70
  4. Step 4: Simplify right side
    159,736.20x = 19,424,645,663.95
  5. Step 5: Solve for x
    x = 19,424,645,663.95/159,736.20
  6. Step 6: Final answer
    x = 121,604.53

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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.