Home / 41,378.64-62,077.62-11,796.90

Finding the Fourth Proportional to 41,378.64, 62,077.62 and 11,796.90

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Solution

The fourth proportional to 41,378.64, 62,077.62 and 11,796.90 is: 17,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,378.64 : 62,077.62 = 11,796.90 : x
  2. Step 2: Convert to fraction form
    41,378.64/62,077.62 = 11,796.90/x
  3. Step 3: Cross multiply
    41,378.64x = 62,077.62 × 11,796.90
  4. Step 4: Simplify right side
    41,378.64x = 732,323,475.38
  5. Step 5: Solve for x
    x = 732,323,475.38/41,378.64
  6. Step 6: Final answer
    x = 17,698.10

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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.