Home / 54,247.68-81,260.64-40,223.52

Finding the Fourth Proportional to 54,247.68, 81,260.64 and 40,223.52

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Solution

The fourth proportional to 54,247.68, 81,260.64 and 40,223.52 is: 60,253.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,247.68 : 81,260.64 = 40,223.52 : x
  2. Step 2: Convert to fraction form
    54,247.68/81,260.64 = 40,223.52/x
  3. Step 3: Cross multiply
    54,247.68x = 81,260.64 × 40,223.52
  4. Step 4: Simplify right side
    54,247.68x = 3,268,588,978.25
  5. Step 5: Solve for x
    x = 3,268,588,978.25/54,247.68
  6. Step 6: Final answer
    x = 60,253.06

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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.