Home / 135,292.86-186,691.42-91,596.52

Finding the Fourth Proportional to 135,292.86, 186,691.42 and 91,596.52

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Solution

The fourth proportional to 135,292.86, 186,691.42 and 91,596.52 is: 126,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,292.86 : 186,691.42 = 91,596.52 : x
  2. Step 2: Convert to fraction form
    135,292.86/186,691.42 = 91,596.52/x
  3. Step 3: Cross multiply
    135,292.86x = 186,691.42 × 91,596.52
  4. Step 4: Simplify right side
    135,292.86x = 17,100,284,385.86
  5. Step 5: Solve for x
    x = 17,100,284,385.86/135,292.86
  6. Step 6: Final answer
    x = 126,394.58

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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.