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Finding the Fourth Proportional to 167,222.80, 251,243.80 and 125,750.80

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Solution

The fourth proportional to 167,222.80, 251,243.80 and 125,750.80 is: 188,934.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,222.80 : 251,243.80 = 125,750.80 : x
  2. Step 2: Convert to fraction form
    167,222.80/251,243.80 = 125,750.80/x
  3. Step 3: Cross multiply
    167,222.80x = 251,243.80 × 125,750.80
  4. Step 4: Simplify right side
    167,222.80x = 31,594,108,845.04
  5. Step 5: Solve for x
    x = 31,594,108,845.04/167,222.80
  6. Step 6: Final answer
    x = 188,934.22

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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.