Home / 40,964.93-61,447.36-11,382.75

Finding the Fourth Proportional to 40,964.93, 61,447.36 and 11,382.75

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Solution

The fourth proportional to 40,964.93, 61,447.36 and 11,382.75 is: 17,074.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,964.93 : 61,447.36 = 11,382.75 : x
  2. Step 2: Convert to fraction form
    40,964.93/61,447.36 = 11,382.75/x
  3. Step 3: Cross multiply
    40,964.93x = 61,447.36 × 11,382.75
  4. Step 4: Simplify right side
    40,964.93x = 699,439,937.04
  5. Step 5: Solve for x
    x = 699,439,937.04/40,964.93
  6. Step 6: Final answer
    x = 17,074.12

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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.