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Finding the Fourth Proportional to 167,147.47, 250,720.26 and 54,826.80

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Solution

The fourth proportional to 167,147.47, 250,720.26 and 54,826.80 is: 82,239.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,147.47 : 250,720.26 = 54,826.80 : x
  2. Step 2: Convert to fraction form
    167,147.47/250,720.26 = 54,826.80/x
  3. Step 3: Cross multiply
    167,147.47x = 250,720.26 × 54,826.80
  4. Step 4: Simplify right side
    167,147.47x = 13,746,189,550.97
  5. Step 5: Solve for x
    x = 13,746,189,550.97/167,147.47
  6. Step 6: Final answer
    x = 82,239.89

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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.