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Finding the Fourth Proportional to 159,876.01, 220,629.44 and 88,255.87

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Solution

The fourth proportional to 159,876.01, 220,629.44 and 88,255.87 is: 121,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,876.01 : 220,629.44 = 88,255.87 : x
  2. Step 2: Convert to fraction form
    159,876.01/220,629.44 = 88,255.87/x
  3. Step 3: Cross multiply
    159,876.01x = 220,629.44 × 88,255.87
  4. Step 4: Simplify right side
    159,876.01x = 19,471,843,174.81
  5. Step 5: Solve for x
    x = 19,471,843,174.81/159,876.01
  6. Step 6: Final answer
    x = 121,793.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.