Home / 188,117.38-259,592.07-107,534.26

Finding the Fourth Proportional to 188,117.38, 259,592.07 and 107,534.26

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Solution

The fourth proportional to 188,117.38, 259,592.07 and 107,534.26 is: 148,391.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,117.38 : 259,592.07 = 107,534.26 : x
  2. Step 2: Convert to fraction form
    188,117.38/259,592.07 = 107,534.26/x
  3. Step 3: Cross multiply
    188,117.38x = 259,592.07 × 107,534.26
  4. Step 4: Simplify right side
    188,117.38x = 27,915,041,149.32
  5. Step 5: Solve for x
    x = 27,915,041,149.32/188,117.38
  6. Step 6: Final answer
    x = 148,391.61

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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.