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Finding the Fourth Proportional to 83,096.10, 124,644.15 and 73,910.70

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Solution

The fourth proportional to 83,096.10, 124,644.15 and 73,910.70 is: 110,866.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,096.10 : 124,644.15 = 73,910.70 : x
  2. Step 2: Convert to fraction form
    83,096.10/124,644.15 = 73,910.70/x
  3. Step 3: Cross multiply
    83,096.10x = 124,644.15 × 73,910.70
  4. Step 4: Simplify right side
    83,096.10x = 9,212,536,377.41
  5. Step 5: Solve for x
    x = 9,212,536,377.41/83,096.10
  6. Step 6: Final answer
    x = 110,866.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.