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Finding the Fourth Proportional to 153,753.97, 230,733.56 and 53,914.09

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Solution

The fourth proportional to 153,753.97, 230,733.56 and 53,914.09 is: 80,907.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,753.97 : 230,733.56 = 53,914.09 : x
  2. Step 2: Convert to fraction form
    153,753.97/230,733.56 = 53,914.09/x
  3. Step 3: Cross multiply
    153,753.97x = 230,733.56 × 53,914.09
  4. Step 4: Simplify right side
    153,753.97x = 12,439,789,650.29
  5. Step 5: Solve for x
    x = 12,439,789,650.29/153,753.97
  6. Step 6: Final answer
    x = 80,907.11

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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.