Home / 79,114.41-109,177.92-43,304.60

Finding the Fourth Proportional to 79,114.41, 109,177.92 and 43,304.60

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Solution

The fourth proportional to 79,114.41, 109,177.92 and 43,304.60 is: 59,760.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,114.41 : 109,177.92 = 43,304.60 : x
  2. Step 2: Convert to fraction form
    79,114.41/109,177.92 = 43,304.60/x
  3. Step 3: Cross multiply
    79,114.41x = 109,177.92 × 43,304.60
  4. Step 4: Simplify right side
    79,114.41x = 4,727,906,427.38
  5. Step 5: Solve for x
    x = 4,727,906,427.38/79,114.41
  6. Step 6: Final answer
    x = 59,760.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.