Home / 68,851.41-103,266.17-26,750.75

Finding the Fourth Proportional to 68,851.41, 103,266.17 and 26,750.75

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Solution

The fourth proportional to 68,851.41, 103,266.17 and 26,750.75 is: 40,121.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,851.41 : 103,266.17 = 26,750.75 : x
  2. Step 2: Convert to fraction form
    68,851.41/103,266.17 = 26,750.75/x
  3. Step 3: Cross multiply
    68,851.41x = 103,266.17 × 26,750.75
  4. Step 4: Simplify right side
    68,851.41x = 2,762,446,980.80
  5. Step 5: Solve for x
    x = 2,762,446,980.80/68,851.41
  6. Step 6: Final answer
    x = 40,121.87

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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.