Home / 179,634.60-269,549.10-74,464.20

Finding the Fourth Proportional to 179,634.60, 269,549.10 and 74,464.20

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Solution

The fourth proportional to 179,634.60, 269,549.10 and 74,464.20 is: 111,736.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,634.60 : 269,549.10 = 74,464.20 : x
  2. Step 2: Convert to fraction form
    179,634.60/269,549.10 = 74,464.20/x
  3. Step 3: Cross multiply
    179,634.60x = 269,549.10 × 74,464.20
  4. Step 4: Simplify right side
    179,634.60x = 20,071,758,092.22
  5. Step 5: Solve for x
    x = 20,071,758,092.22/179,634.60
  6. Step 6: Final answer
    x = 111,736.59

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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.