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Finding the Fourth Proportional to 67,066.70, 100,600.05 and 44,905.10

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Solution

The fourth proportional to 67,066.70, 100,600.05 and 44,905.10 is: 67,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,066.70 : 100,600.05 = 44,905.10 : x
  2. Step 2: Convert to fraction form
    67,066.70/100,600.05 = 44,905.10/x
  3. Step 3: Cross multiply
    67,066.70x = 100,600.05 × 44,905.10
  4. Step 4: Simplify right side
    67,066.70x = 4,517,455,305.26
  5. Step 5: Solve for x
    x = 4,517,455,305.26/67,066.70
  6. Step 6: Final answer
    x = 67,357.65

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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.