Home / 68,811.32-94,961.09-48,704.29

Finding the Fourth Proportional to 68,811.32, 94,961.09 and 48,704.29

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Solution

The fourth proportional to 68,811.32, 94,961.09 and 48,704.29 is: 67,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,811.32 : 94,961.09 = 48,704.29 : x
  2. Step 2: Convert to fraction form
    68,811.32/94,961.09 = 48,704.29/x
  3. Step 3: Cross multiply
    68,811.32x = 94,961.09 × 48,704.29
  4. Step 4: Simplify right side
    68,811.32x = 4,625,012,350.43
  5. Step 5: Solve for x
    x = 4,625,012,350.43/68,811.32
  6. Step 6: Final answer
    x = 67,212.96

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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.