Home / 68,179.16-102,273.40-23,182.20

Finding the Fourth Proportional to 68,179.16, 102,273.40 and 23,182.20

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Solution

The fourth proportional to 68,179.16, 102,273.40 and 23,182.20 is: 34,774.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,179.16 : 102,273.40 = 23,182.20 : x
  2. Step 2: Convert to fraction form
    68,179.16/102,273.40 = 23,182.20/x
  3. Step 3: Cross multiply
    68,179.16x = 102,273.40 × 23,182.20
  4. Step 4: Simplify right side
    68,179.16x = 2,370,921,972.00
  5. Step 5: Solve for x
    x = 2,370,921,972.00/68,179.16
  6. Step 6: Final answer
    x = 34,774.88

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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.