Home / 54,529.60-81,794.40-35,867.20

Finding the Fourth Proportional to 54,529.60, 81,794.40 and 35,867.20

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Solution

The fourth proportional to 54,529.60, 81,794.40 and 35,867.20 is: 53,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,529.60 : 81,794.40 = 35,867.20 : x
  2. Step 2: Convert to fraction form
    54,529.60/81,794.40 = 35,867.20/x
  3. Step 3: Cross multiply
    54,529.60x = 81,794.40 × 35,867.20
  4. Step 4: Simplify right side
    54,529.60x = 2,933,736,103.68
  5. Step 5: Solve for x
    x = 2,933,736,103.68/54,529.60
  6. Step 6: Final answer
    x = 53,800.80

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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.