Home / 40,904.97-61,350.62-11,325.79

Finding the Fourth Proportional to 40,904.97, 61,350.62 and 11,325.79

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Solution

The fourth proportional to 40,904.97, 61,350.62 and 11,325.79 is: 16,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904.97 : 61,350.62 = 11,325.79 : x
  2. Step 2: Convert to fraction form
    40,904.97/61,350.62 = 11,325.79/x
  3. Step 3: Cross multiply
    40,904.97x = 61,350.62 × 11,325.79
  4. Step 4: Simplify right side
    40,904.97x = 694,844,258.55
  5. Step 5: Solve for x
    x = 694,844,258.55/40,904.97
  6. Step 6: Final answer
    x = 16,986.79

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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.