Home / 68,179.83-102,274.38-23,182.86

Finding the Fourth Proportional to 68,179.83, 102,274.38 and 23,182.86

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Solution

The fourth proportional to 68,179.83, 102,274.38 and 23,182.86 is: 34,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,179.83 : 102,274.38 = 23,182.86 : x
  2. Step 2: Convert to fraction form
    68,179.83/102,274.38 = 23,182.86/x
  3. Step 3: Cross multiply
    68,179.83x = 102,274.38 × 23,182.86
  4. Step 4: Simplify right side
    68,179.83x = 2,371,012,633.13
  5. Step 5: Solve for x
    x = 2,371,012,633.13/68,179.83
  6. Step 6: Final answer
    x = 34,775.87

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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.