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Finding the Fourth Proportional to 111,125.52, 166,753.44 and 41,053.68

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Solution

The fourth proportional to 111,125.52, 166,753.44 and 41,053.68 is: 61,604.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,125.52 : 166,753.44 = 41,053.68 : x
  2. Step 2: Convert to fraction form
    111,125.52/166,753.44 = 41,053.68/x
  3. Step 3: Cross multiply
    111,125.52x = 166,753.44 × 41,053.68
  4. Step 4: Simplify right side
    111,125.52x = 6,845,842,364.66
  5. Step 5: Solve for x
    x = 6,845,842,364.66/111,125.52
  6. Step 6: Final answer
    x = 61,604.59

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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.