Home / 195,337.72-269,517.42-113,679.40

Finding the Fourth Proportional to 195,337.72, 269,517.42 and 113,679.40

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Solution

The fourth proportional to 195,337.72, 269,517.42 and 113,679.40 is: 156,849.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,337.72 : 269,517.42 = 113,679.40 : x
  2. Step 2: Convert to fraction form
    195,337.72/269,517.42 = 113,679.40/x
  3. Step 3: Cross multiply
    195,337.72x = 269,517.42 × 113,679.40
  4. Step 4: Simplify right side
    195,337.72x = 30,638,578,595.15
  5. Step 5: Solve for x
    x = 30,638,578,595.15/195,337.72
  6. Step 6: Final answer
    x = 156,849.27

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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.