Home / 109,845.85-151,589.82-62,102.02

Finding the Fourth Proportional to 109,845.85, 151,589.82 and 62,102.02

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Solution

The fourth proportional to 109,845.85, 151,589.82 and 62,102.02 is: 85,702.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,845.85 : 151,589.82 = 62,102.02 : x
  2. Step 2: Convert to fraction form
    109,845.85/151,589.82 = 62,102.02/x
  3. Step 3: Cross multiply
    109,845.85x = 151,589.82 × 62,102.02
  4. Step 4: Simplify right side
    109,845.85x = 9,414,034,033.44
  5. Step 5: Solve for x
    x = 9,414,034,033.44/109,845.85
  6. Step 6: Final answer
    x = 85,702.23

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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.