Home / 54,517.92-75,216.06-35,421.72

Finding the Fourth Proportional to 54,517.92, 75,216.06 and 35,421.72

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Solution

The fourth proportional to 54,517.92, 75,216.06 and 35,421.72 is: 48,869.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,517.92 : 75,216.06 = 35,421.72 : x
  2. Step 2: Convert to fraction form
    54,517.92/75,216.06 = 35,421.72/x
  3. Step 3: Cross multiply
    54,517.92x = 75,216.06 × 35,421.72
  4. Step 4: Simplify right side
    54,517.92x = 2,664,282,216.82
  5. Step 5: Solve for x
    x = 2,664,282,216.82/54,517.92
  6. Step 6: Final answer
    x = 48,869.84

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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.