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Finding the Fourth Proportional to 159,801.03, 220,524.93 and 88,180.43

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Solution

The fourth proportional to 159,801.03, 220,524.93 and 88,180.43 is: 121,688.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,801.03 : 220,524.93 = 88,180.43 : x
  2. Step 2: Convert to fraction form
    159,801.03/220,524.93 = 88,180.43/x
  3. Step 3: Cross multiply
    159,801.03x = 220,524.93 × 88,180.43
  4. Step 4: Simplify right side
    159,801.03x = 19,445,982,050.50
  5. Step 5: Solve for x
    x = 19,445,982,050.50/159,801.03
  6. Step 6: Final answer
    x = 121,688.72

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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.