Home / 159,856.44-220,586.15-88,231.82

Finding the Fourth Proportional to 159,856.44, 220,586.15 and 88,231.82

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Solution

The fourth proportional to 159,856.44, 220,586.15 and 88,231.82 is: 121,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,856.44 : 220,586.15 = 88,231.82 : x
  2. Step 2: Convert to fraction form
    159,856.44/220,586.15 = 88,231.82/x
  3. Step 3: Cross multiply
    159,856.44x = 220,586.15 × 88,231.82
  4. Step 4: Simplify right side
    159,856.44x = 19,462,715,937.20
  5. Step 5: Solve for x
    x = 19,462,715,937.20/159,856.44
  6. Step 6: Final answer
    x = 121,751.22

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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.