Home / 171,686.38-236,922.96-95,205.78

Finding the Fourth Proportional to 171,686.38, 236,922.96 and 95,205.78

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Solution

The fourth proportional to 171,686.38, 236,922.96 and 95,205.78 is: 131,381.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,686.38 : 236,922.96 = 95,205.78 : x
  2. Step 2: Convert to fraction form
    171,686.38/236,922.96 = 95,205.78/x
  3. Step 3: Cross multiply
    171,686.38x = 236,922.96 × 95,205.78
  4. Step 4: Simplify right side
    171,686.38x = 22,556,435,206.71
  5. Step 5: Solve for x
    x = 22,556,435,206.71/171,686.38
  6. Step 6: Final answer
    x = 131,381.62

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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.