Home / 68,741.82-94,764.30-48,261.53

Finding the Fourth Proportional to 68,741.82, 94,764.30 and 48,261.53

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Solution

The fourth proportional to 68,741.82, 94,764.30 and 48,261.53 is: 66,531.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,741.82 : 94,764.30 = 48,261.53 : x
  2. Step 2: Convert to fraction form
    68,741.82/94,764.30 = 48,261.53/x
  3. Step 3: Cross multiply
    68,741.82x = 94,764.30 × 48,261.53
  4. Step 4: Simplify right side
    68,741.82x = 4,573,469,988.92
  5. Step 5: Solve for x
    x = 4,573,469,988.92/68,741.82
  6. Step 6: Final answer
    x = 66,531.12

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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.