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Finding the Fourth Proportional to 167,292.96, 250,785.42 and 72,463.56

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Solution

The fourth proportional to 167,292.96, 250,785.42 and 72,463.56 is: 108,628.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,292.96 : 250,785.42 = 72,463.56 : x
  2. Step 2: Convert to fraction form
    167,292.96/250,785.42 = 72,463.56/x
  3. Step 3: Cross multiply
    167,292.96x = 250,785.42 × 72,463.56
  4. Step 4: Simplify right side
    167,292.96x = 18,172,804,329.30
  5. Step 5: Solve for x
    x = 18,172,804,329.30/167,292.96
  6. Step 6: Final answer
    x = 108,628.63

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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.