Home / 53,647.85-80,494.56-26,979.75

Finding the Fourth Proportional to 53,647.85, 80,494.56 and 26,979.75

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Solution

The fourth proportional to 53,647.85, 80,494.56 and 26,979.75 is: 40,481.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,647.85 : 80,494.56 = 26,979.75 : x
  2. Step 2: Convert to fraction form
    53,647.85/80,494.56 = 26,979.75/x
  3. Step 3: Cross multiply
    53,647.85x = 80,494.56 × 26,979.75
  4. Step 4: Simplify right side
    53,647.85x = 2,171,723,105.16
  5. Step 5: Solve for x
    x = 2,171,723,105.16/53,647.85
  6. Step 6: Final answer
    x = 40,481.08

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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.