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Finding the Fourth Proportional to 113,843.77, 170,773.85 and 43,723.08

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Solution

The fourth proportional to 113,843.77, 170,773.85 and 43,723.08 is: 65,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,843.77 : 170,773.85 = 43,723.08 : x
  2. Step 2: Convert to fraction form
    113,843.77/170,773.85 = 43,723.08/x
  3. Step 3: Cross multiply
    113,843.77x = 170,773.85 × 43,723.08
  4. Step 4: Simplify right side
    113,843.77x = 7,466,758,650.80
  5. Step 5: Solve for x
    x = 7,466,758,650.80/113,843.77
  6. Step 6: Final answer
    x = 65,587.77

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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.