Home / 40,982.76-61,466.85-11,392.65

Finding the Fourth Proportional to 40,982.76, 61,466.85 and 11,392.65

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Solution

The fourth proportional to 40,982.76, 61,466.85 and 11,392.65 is: 17,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,982.76 : 61,466.85 = 11,392.65 : x
  2. Step 2: Convert to fraction form
    40,982.76/61,466.85 = 11,392.65/x
  3. Step 3: Cross multiply
    40,982.76x = 61,466.85 × 11,392.65
  4. Step 4: Simplify right side
    40,982.76x = 700,270,308.65
  5. Step 5: Solve for x
    x = 700,270,308.65/40,982.76
  6. Step 6: Final answer
    x = 17,086.95

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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.