Home / 54,256.66-81,286.56-40,060.30

Finding the Fourth Proportional to 54,256.66, 81,286.56 and 40,060.30

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Solution

The fourth proportional to 54,256.66, 81,286.56 and 40,060.30 is: 60,017.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,256.66 : 81,286.56 = 40,060.30 : x
  2. Step 2: Convert to fraction form
    54,256.66/81,286.56 = 40,060.30/x
  3. Step 3: Cross multiply
    54,256.66x = 81,286.56 × 40,060.30
  4. Step 4: Simplify right side
    54,256.66x = 3,256,363,979.57
  5. Step 5: Solve for x
    x = 3,256,363,979.57/54,256.66
  6. Step 6: Final answer
    x = 60,017.77

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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.