Home / 68,982.67-95,196.47-40,304.01

Finding the Fourth Proportional to 68,982.67, 95,196.47 and 40,304.01

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Solution

The fourth proportional to 68,982.67, 95,196.47 and 40,304.01 is: 55,619.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,982.67 : 95,196.47 = 40,304.01 : x
  2. Step 2: Convert to fraction form
    68,982.67/95,196.47 = 40,304.01/x
  3. Step 3: Cross multiply
    68,982.67x = 95,196.47 × 40,304.01
  4. Step 4: Simplify right side
    68,982.67x = 3,836,799,634.31
  5. Step 5: Solve for x
    x = 3,836,799,634.31/68,982.67
  6. Step 6: Final answer
    x = 55,619.76

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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.