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Finding the Fourth Proportional to 68,589.29, 94,651.04 and 38,375.15

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Solution

The fourth proportional to 68,589.29, 94,651.04 and 38,375.15 is: 52,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,589.29 : 94,651.04 = 38,375.15 : x
  2. Step 2: Convert to fraction form
    68,589.29/94,651.04 = 38,375.15/x
  3. Step 3: Cross multiply
    68,589.29x = 94,651.04 × 38,375.15
  4. Step 4: Simplify right side
    68,589.29x = 3,632,247,192.53
  5. Step 5: Solve for x
    x = 3,632,247,192.53/68,589.29
  6. Step 6: Final answer
    x = 52,956.48

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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.