Home / 38,481.60-57,722.40-23,707.20

Finding the Fourth Proportional to 38,481.60, 57,722.40 and 23,707.20

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Solution

The fourth proportional to 38,481.60, 57,722.40 and 23,707.20 is: 35,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,481.60 : 57,722.40 = 23,707.20 : x
  2. Step 2: Convert to fraction form
    38,481.60/57,722.40 = 23,707.20/x
  3. Step 3: Cross multiply
    38,481.60x = 57,722.40 × 23,707.20
  4. Step 4: Simplify right side
    38,481.60x = 1,368,436,481.28
  5. Step 5: Solve for x
    x = 1,368,436,481.28/38,481.60
  6. Step 6: Final answer
    x = 35,560.80

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1.5x scale

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.