Home / 41,107.31-61,661-9,942.59

Finding the Fourth Proportional to 41,107.31, 61,661 and 9,942.59

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Solution

The fourth proportional to 41,107.31, 61,661 and 9,942.59 is: 14,913.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,107.31 : 61,661 = 9,942.59 : x
  2. Step 2: Convert to fraction form
    41,107.31/61,661 = 9,942.59/x
  3. Step 3: Cross multiply
    41,107.31x = 61,661 × 9,942.59
  4. Step 4: Simplify right side
    41,107.31x = 613,070,041.99
  5. Step 5: Solve for x
    x = 613,070,041.99/41,107.31
  6. Step 6: Final answer
    x = 14,913.89

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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.