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Finding the Fourth Proportional to 67,169.32, 92,691.07 and 36,952.88

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Solution

The fourth proportional to 67,169.32, 92,691.07 and 36,952.88 is: 50,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,169.32 : 92,691.07 = 36,952.88 : x
  2. Step 2: Convert to fraction form
    67,169.32/92,691.07 = 36,952.88/x
  3. Step 3: Cross multiply
    67,169.32x = 92,691.07 × 36,952.88
  4. Step 4: Simplify right side
    67,169.32x = 3,425,201,430.94
  5. Step 5: Solve for x
    x = 3,425,201,430.94/67,169.32
  6. Step 6: Final answer
    x = 50,993.54

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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.