Home / 170,934.96-256,494.24-87,828.96

Finding the Fourth Proportional to 170,934.96, 256,494.24 and 87,828.96

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Solution

The fourth proportional to 170,934.96, 256,494.24 and 87,828.96 is: 131,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,934.96 : 256,494.24 = 87,828.96 : x
  2. Step 2: Convert to fraction form
    170,934.96/256,494.24 = 87,828.96/x
  3. Step 3: Cross multiply
    170,934.96x = 256,494.24 × 87,828.96
  4. Step 4: Simplify right side
    170,934.96x = 22,527,622,345.19
  5. Step 5: Solve for x
    x = 22,527,622,345.19/170,934.96
  6. Step 6: Final answer
    x = 131,790.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.