Home / 83,699.46-125,535.30-27,540.27

Finding the Fourth Proportional to 83,699.46, 125,535.30 and 27,540.27

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Solution

The fourth proportional to 83,699.46, 125,535.30 and 27,540.27 is: 41,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,699.46 : 125,535.30 = 27,540.27 : x
  2. Step 2: Convert to fraction form
    83,699.46/125,535.30 = 27,540.27/x
  3. Step 3: Cross multiply
    83,699.46x = 125,535.30 × 27,540.27
  4. Step 4: Simplify right side
    83,699.46x = 3,457,276,056.53
  5. Step 5: Solve for x
    x = 3,457,276,056.53/83,699.46
  6. Step 6: Final answer
    x = 41,305.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.