Home / 117,556.86-162,229.66-63,842.93

Finding the Fourth Proportional to 117,556.86, 162,229.66 and 63,842.93

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Solution

The fourth proportional to 117,556.86, 162,229.66 and 63,842.93 is: 88,103.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,556.86 : 162,229.66 = 63,842.93 : x
  2. Step 2: Convert to fraction form
    117,556.86/162,229.66 = 63,842.93/x
  3. Step 3: Cross multiply
    117,556.86x = 162,229.66 × 63,842.93
  4. Step 4: Simplify right side
    117,556.86x = 10,357,215,856.55
  5. Step 5: Solve for x
    x = 10,357,215,856.55/117,556.86
  6. Step 6: Final answer
    x = 88,103.88

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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.