Home / 183,481.20-253,227.48-108,036.72

Finding the Fourth Proportional to 183,481.20, 253,227.48 and 108,036.72

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Solution

The fourth proportional to 183,481.20, 253,227.48 and 108,036.72 is: 149,104.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,481.20 : 253,227.48 = 108,036.72 : x
  2. Step 2: Convert to fraction form
    183,481.20/253,227.48 = 108,036.72/x
  3. Step 3: Cross multiply
    183,481.20x = 253,227.48 × 108,036.72
  4. Step 4: Simplify right side
    183,481.20x = 27,357,866,353.07
  5. Step 5: Solve for x
    x = 27,357,866,353.07/183,481.20
  6. Step 6: Final answer
    x = 149,104.47

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1.5x scale

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.