Home / 40,963.33-61,448.31-11,381.17

Finding the Fourth Proportional to 40,963.33, 61,448.31 and 11,381.17

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Solution

The fourth proportional to 40,963.33, 61,448.31 and 11,381.17 is: 17,072.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,963.33 : 61,448.31 = 11,381.17 : x
  2. Step 2: Convert to fraction form
    40,963.33/61,448.31 = 11,381.17/x
  3. Step 3: Cross multiply
    40,963.33x = 61,448.31 × 11,381.17
  4. Step 4: Simplify right side
    40,963.33x = 699,353,508.70
  5. Step 5: Solve for x
    x = 699,353,508.70/40,963.33
  6. Step 6: Final answer
    x = 17,072.67

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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.