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Finding the Fourth Proportional to 167,076.70, 250,643.13 and 82,841.02

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Solution

The fourth proportional to 167,076.70, 250,643.13 and 82,841.02 is: 124,275.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,076.70 : 250,643.13 = 82,841.02 : x
  2. Step 2: Convert to fraction form
    167,076.70/250,643.13 = 82,841.02/x
  3. Step 3: Cross multiply
    167,076.70x = 250,643.13 × 82,841.02
  4. Step 4: Simplify right side
    167,076.70x = 20,763,532,545.19
  5. Step 5: Solve for x
    x = 20,763,532,545.19/167,076.70
  6. Step 6: Final answer
    x = 124,275.45

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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.