Home / 85,737.06-118,348.17-69,793.83

Finding the Fourth Proportional to 85,737.06, 118,348.17 and 69,793.83

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Solution

The fourth proportional to 85,737.06, 118,348.17 and 69,793.83 is: 96,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,737.06 : 118,348.17 = 69,793.83 : x
  2. Step 2: Convert to fraction form
    85,737.06/118,348.17 = 69,793.83/x
  3. Step 3: Cross multiply
    85,737.06x = 118,348.17 × 69,793.83
  4. Step 4: Simplify right side
    85,737.06x = 8,259,972,057.79
  5. Step 5: Solve for x
    x = 8,259,972,057.79/85,737.06
  6. Step 6: Final answer
    x = 96,340.74

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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.