Home / 62,835.78-86,712.37-34,540.86

Finding the Fourth Proportional to 62,835.78, 86,712.37 and 34,540.86

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Solution

The fourth proportional to 62,835.78, 86,712.37 and 34,540.86 is: 47,665.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,835.78 : 86,712.37 = 34,540.86 : x
  2. Step 2: Convert to fraction form
    62,835.78/86,712.37 = 34,540.86/x
  3. Step 3: Cross multiply
    62,835.78x = 86,712.37 × 34,540.86
  4. Step 4: Simplify right side
    62,835.78x = 2,995,119,832.44
  5. Step 5: Solve for x
    x = 2,995,119,832.44/62,835.78
  6. Step 6: Final answer
    x = 47,665.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.