Home / 39,961.95-59,942.91-11,881.89

Finding the Fourth Proportional to 39,961.95, 59,942.91 and 11,881.89

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Solution

The fourth proportional to 39,961.95, 59,942.91 and 11,881.89 is: 17,822.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,961.95 : 59,942.91 = 11,881.89 : x
  2. Step 2: Convert to fraction form
    39,961.95/59,942.91 = 11,881.89/x
  3. Step 3: Cross multiply
    39,961.95x = 59,942.91 × 11,881.89
  4. Step 4: Simplify right side
    39,961.95x = 712,235,062.90
  5. Step 5: Solve for x
    x = 712,235,062.90/39,961.95
  6. Step 6: Final answer
    x = 17,822.83

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Similar ratio
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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.