Home / 40,922.40-61,318.80-26,104.80

Finding the Fourth Proportional to 40,922.40, 61,318.80 and 26,104.80

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Solution

The fourth proportional to 40,922.40, 61,318.80 and 26,104.80 is: 39,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,922.40 : 61,318.80 = 26,104.80 : x
  2. Step 2: Convert to fraction form
    40,922.40/61,318.80 = 26,104.80/x
  3. Step 3: Cross multiply
    40,922.40x = 61,318.80 × 26,104.80
  4. Step 4: Simplify right side
    40,922.40x = 1,600,715,010.24
  5. Step 5: Solve for x
    x = 1,600,715,010.24/40,922.40
  6. Step 6: Final answer
    x = 39,115.86

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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.