Home / 168,220.23-232,143.86-92,768.73

Finding the Fourth Proportional to 168,220.23, 232,143.86 and 92,768.73

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Solution

The fourth proportional to 168,220.23, 232,143.86 and 92,768.73 is: 128,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,220.23 : 232,143.86 = 92,768.73 : x
  2. Step 2: Convert to fraction form
    168,220.23/232,143.86 = 92,768.73/x
  3. Step 3: Cross multiply
    168,220.23x = 232,143.86 × 92,768.73
  4. Step 4: Simplify right side
    168,220.23x = 21,535,690,605.65
  5. Step 5: Solve for x
    x = 21,535,690,605.65/168,220.23
  6. Step 6: Final answer
    x = 128,020.81

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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.