Home / 68,589.45-94,657.12-38,372.98

Finding the Fourth Proportional to 68,589.45, 94,657.12 and 38,372.98

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Solution

The fourth proportional to 68,589.45, 94,657.12 and 38,372.98 is: 52,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,589.45 : 94,657.12 = 38,372.98 : x
  2. Step 2: Convert to fraction form
    68,589.45/94,657.12 = 38,372.98/x
  3. Step 3: Cross multiply
    68,589.45x = 94,657.12 × 38,372.98
  4. Step 4: Simplify right side
    68,589.45x = 3,632,275,440.04
  5. Step 5: Solve for x
    x = 3,632,275,440.04/68,589.45
  6. Step 6: Final answer
    x = 52,956.76

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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.