Home / 168,188.80-232,097.57-91,708.50

Finding the Fourth Proportional to 168,188.80, 232,097.57 and 91,708.50

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Solution

The fourth proportional to 168,188.80, 232,097.57 and 91,708.50 is: 126,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,188.80 : 232,097.57 = 91,708.50 : x
  2. Step 2: Convert to fraction form
    168,188.80/232,097.57 = 91,708.50/x
  3. Step 3: Cross multiply
    168,188.80x = 232,097.57 × 91,708.50
  4. Step 4: Simplify right side
    168,188.80x = 21,285,319,998.35
  5. Step 5: Solve for x
    x = 21,285,319,998.35/168,188.80
  6. Step 6: Final answer
    x = 126,556.11

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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.