Home / 95,036.70-131,113.26-61,040.43

Finding the Fourth Proportional to 95,036.70, 131,113.26 and 61,040.43

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Solution

The fourth proportional to 95,036.70, 131,113.26 and 61,040.43 is: 84,211.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,036.70 : 131,113.26 = 61,040.43 : x
  2. Step 2: Convert to fraction form
    95,036.70/131,113.26 = 61,040.43/x
  3. Step 3: Cross multiply
    95,036.70x = 131,113.26 × 61,040.43
  4. Step 4: Simplify right side
    95,036.70x = 8,003,209,769.10
  5. Step 5: Solve for x
    x = 8,003,209,769.10/95,036.70
  6. Step 6: Final answer
    x = 84,211.78

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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.