Home / 180,001.44-248,263.92-108,306.72

Finding the Fourth Proportional to 180,001.44, 248,263.92 and 108,306.72

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Solution

The fourth proportional to 180,001.44, 248,263.92 and 108,306.72 is: 149,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,001.44 : 248,263.92 = 108,306.72 : x
  2. Step 2: Convert to fraction form
    180,001.44/248,263.92 = 108,306.72/x
  3. Step 3: Cross multiply
    180,001.44x = 248,263.92 × 108,306.72
  4. Step 4: Simplify right side
    180,001.44x = 26,888,650,869.54
  5. Step 5: Solve for x
    x = 26,888,650,869.54/180,001.44
  6. Step 6: Final answer
    x = 149,380.20

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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.