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Finding the Fourth Proportional to 100,366.39, 150,607.89 and 44,962.39

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Solution

The fourth proportional to 100,366.39, 150,607.89 and 44,962.39 is: 67,469.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,366.39 : 150,607.89 = 44,962.39 : x
  2. Step 2: Convert to fraction form
    100,366.39/150,607.89 = 44,962.39/x
  3. Step 3: Cross multiply
    100,366.39x = 150,607.89 × 44,962.39
  4. Step 4: Simplify right side
    100,366.39x = 6,771,690,687.26
  5. Step 5: Solve for x
    x = 6,771,690,687.26/100,366.39
  6. Step 6: Final answer
    x = 67,469.70

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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.