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Finding the Fourth Proportional to 159,777.73, 220,494.45 and 88,160.41

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Solution

The fourth proportional to 159,777.73, 220,494.45 and 88,160.41 is: 121,662.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,777.73 : 220,494.45 = 88,160.41 : x
  2. Step 2: Convert to fraction form
    159,777.73/220,494.45 = 88,160.41/x
  3. Step 3: Cross multiply
    159,777.73x = 220,494.45 × 88,160.41
  4. Step 4: Simplify right side
    159,777.73x = 19,438,881,114.72
  5. Step 5: Solve for x
    x = 19,438,881,114.72/159,777.73
  6. Step 6: Final answer
    x = 121,662.02

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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.