Home / 54,363.78-81,580.32-24,784.56

Finding the Fourth Proportional to 54,363.78, 81,580.32 and 24,784.56

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Solution

The fourth proportional to 54,363.78, 81,580.32 and 24,784.56 is: 37,192.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,363.78 : 81,580.32 = 24,784.56 : x
  2. Step 2: Convert to fraction form
    54,363.78/81,580.32 = 24,784.56/x
  3. Step 3: Cross multiply
    54,363.78x = 81,580.32 × 24,784.56
  4. Step 4: Simplify right side
    54,363.78x = 2,021,932,335.86
  5. Step 5: Solve for x
    x = 2,021,932,335.86/54,363.78
  6. Step 6: Final answer
    x = 37,192.64

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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.