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Finding the Fourth Proportional to 67,170.96, 100,267.47 and 62,306.64

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Solution

The fourth proportional to 67,170.96, 100,267.47 and 62,306.64 is: 93,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,170.96 : 100,267.47 = 62,306.64 : x
  2. Step 2: Convert to fraction form
    67,170.96/100,267.47 = 62,306.64/x
  3. Step 3: Cross multiply
    67,170.96x = 100,267.47 × 62,306.64
  4. Step 4: Simplify right side
    67,170.96x = 6,247,329,157.00
  5. Step 5: Solve for x
    x = 6,247,329,157.00/67,170.96
  6. Step 6: Final answer
    x = 93,006.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.