Home / 49,630.12-68,489.22-27,274.60

Finding the Fourth Proportional to 49,630.12, 68,489.22 and 27,274.60

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Solution

The fourth proportional to 49,630.12, 68,489.22 and 27,274.60 is: 37,638.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,630.12 : 68,489.22 = 27,274.60 : x
  2. Step 2: Convert to fraction form
    49,630.12/68,489.22 = 27,274.60/x
  3. Step 3: Cross multiply
    49,630.12x = 68,489.22 × 27,274.60
  4. Step 4: Simplify right side
    49,630.12x = 1,868,016,079.81
  5. Step 5: Solve for x
    x = 1,868,016,079.81/49,630.12
  6. Step 6: Final answer
    x = 37,638.76

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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.