Home / 53,632.83-80,393.10-18,081.86

Finding the Fourth Proportional to 53,632.83, 80,393.10 and 18,081.86

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Solution

The fourth proportional to 53,632.83, 80,393.10 and 18,081.86 is: 27,103.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,632.83 : 80,393.10 = 18,081.86 : x
  2. Step 2: Convert to fraction form
    53,632.83/80,393.10 = 18,081.86/x
  3. Step 3: Cross multiply
    53,632.83x = 80,393.10 × 18,081.86
  4. Step 4: Simplify right side
    53,632.83x = 1,453,656,377.20
  5. Step 5: Solve for x
    x = 1,453,656,377.20/53,632.83
  6. Step 6: Final answer
    x = 27,103.85

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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.