Home / 80,179.01-110,573.93-68,844.95

Finding the Fourth Proportional to 80,179.01, 110,573.93 and 68,844.95

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Solution

The fourth proportional to 80,179.01, 110,573.93 and 68,844.95 is: 94,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,179.01 : 110,573.93 = 68,844.95 : x
  2. Step 2: Convert to fraction form
    80,179.01/110,573.93 = 68,844.95/x
  3. Step 3: Cross multiply
    80,179.01x = 110,573.93 × 68,844.95
  4. Step 4: Simplify right side
    80,179.01x = 7,612,456,682.15
  5. Step 5: Solve for x
    x = 7,612,456,682.15/80,179.01
  6. Step 6: Final answer
    x = 94,943.26

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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.