Home / 49,306.74-68,076.12-29,170.08

Finding the Fourth Proportional to 49,306.74, 68,076.12 and 29,170.08

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Solution

The fourth proportional to 49,306.74, 68,076.12 and 29,170.08 is: 40,274.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,306.74 : 68,076.12 = 29,170.08 : x
  2. Step 2: Convert to fraction form
    49,306.74/68,076.12 = 29,170.08/x
  3. Step 3: Cross multiply
    49,306.74x = 68,076.12 × 29,170.08
  4. Step 4: Simplify right side
    49,306.74x = 1,985,785,866.49
  5. Step 5: Solve for x
    x = 1,985,785,866.49/49,306.74
  6. Step 6: Final answer
    x = 40,274.13

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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.