Home / 54,352.08-81,514.62-30,670.02

Finding the Fourth Proportional to 54,352.08, 81,514.62 and 30,670.02

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Solution

The fourth proportional to 54,352.08, 81,514.62 and 30,670.02 is: 45,997.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,352.08 : 81,514.62 = 30,670.02 : x
  2. Step 2: Convert to fraction form
    54,352.08/81,514.62 = 30,670.02/x
  3. Step 3: Cross multiply
    54,352.08x = 81,514.62 × 30,670.02
  4. Step 4: Simplify right side
    54,352.08x = 2,500,055,025.69
  5. Step 5: Solve for x
    x = 2,500,055,025.69/54,352.08
  6. Step 6: Final answer
    x = 45,997.41

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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.