Home / 117,556.56-162,229.14-63,842.04

Finding the Fourth Proportional to 117,556.56, 162,229.14 and 63,842.04

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Solution

The fourth proportional to 117,556.56, 162,229.14 and 63,842.04 is: 88,102.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,556.56 : 162,229.14 = 63,842.04 : x
  2. Step 2: Convert to fraction form
    117,556.56/162,229.14 = 63,842.04/x
  3. Step 3: Cross multiply
    117,556.56x = 162,229.14 × 63,842.04
  4. Step 4: Simplify right side
    117,556.56x = 10,357,039,245.05
  5. Step 5: Solve for x
    x = 10,357,039,245.05/117,556.56
  6. Step 6: Final answer
    x = 88,102.61

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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.