Home / 68,591.34-94,652.55-38,376.72

Finding the Fourth Proportional to 68,591.34, 94,652.55 and 38,376.72

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Solution

The fourth proportional to 68,591.34, 94,652.55 and 38,376.72 is: 52,957.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,591.34 : 94,652.55 = 38,376.72 : x
  2. Step 2: Convert to fraction form
    68,591.34/94,652.55 = 38,376.72/x
  3. Step 3: Cross multiply
    68,591.34x = 94,652.55 × 38,376.72
  4. Step 4: Simplify right side
    68,591.34x = 3,632,454,408.64
  5. Step 5: Solve for x
    x = 3,632,454,408.64/68,591.34
  6. Step 6: Final answer
    x = 52,957.92

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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.