Home / 40,023.60-55,248.12-35,824.56

Finding the Fourth Proportional to 40,023.60, 55,248.12 and 35,824.56

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Solution

The fourth proportional to 40,023.60, 55,248.12 and 35,824.56 is: 49,451.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,023.60 : 55,248.12 = 35,824.56 : x
  2. Step 2: Convert to fraction form
    40,023.60/55,248.12 = 35,824.56/x
  3. Step 3: Cross multiply
    40,023.60x = 55,248.12 × 35,824.56
  4. Step 4: Simplify right side
    40,023.60x = 1,979,239,589.83
  5. Step 5: Solve for x
    x = 1,979,239,589.83/40,023.60
  6. Step 6: Final answer
    x = 49,451.81

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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.