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Finding the Fourth Proportional to 177,249.60, 265,874.40 and 44,128.80

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Solution

The fourth proportional to 177,249.60, 265,874.40 and 44,128.80 is: 66,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,249.60 : 265,874.40 = 44,128.80 : x
  2. Step 2: Convert to fraction form
    177,249.60/265,874.40 = 44,128.80/x
  3. Step 3: Cross multiply
    177,249.60x = 265,874.40 × 44,128.80
  4. Step 4: Simplify right side
    177,249.60x = 11,732,718,222.72
  5. Step 5: Solve for x
    x = 11,732,718,222.72/177,249.60
  6. Step 6: Final answer
    x = 66,193.20

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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.