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Finding the Fourth Proportional to 167,894.20, 251,841.30 and 94,012.60

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Solution

The fourth proportional to 167,894.20, 251,841.30 and 94,012.60 is: 141,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,894.20 : 251,841.30 = 94,012.60 : x
  2. Step 2: Convert to fraction form
    167,894.20/251,841.30 = 94,012.60/x
  3. Step 3: Cross multiply
    167,894.20x = 251,841.30 × 94,012.60
  4. Step 4: Simplify right side
    167,894.20x = 23,676,255,400.38
  5. Step 5: Solve for x
    x = 23,676,255,400.38/167,894.20
  6. Step 6: Final answer
    x = 141,018.90

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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.