Home / 168,290.52-232,237.18-92,839

Finding the Fourth Proportional to 168,290.52, 232,237.18 and 92,839

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Solution

The fourth proportional to 168,290.52, 232,237.18 and 92,839 is: 128,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,290.52 : 232,237.18 = 92,839 : x
  2. Step 2: Convert to fraction form
    168,290.52/232,237.18 = 92,839/x
  3. Step 3: Cross multiply
    168,290.52x = 232,237.18 × 92,839
  4. Step 4: Simplify right side
    168,290.52x = 21,560,667,554.02
  5. Step 5: Solve for x
    x = 21,560,667,554.02/168,290.52
  6. Step 6: Final answer
    x = 128,115.76

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1.5x scale

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.