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Finding the Fourth Proportional to 177,410.52, 244,826.48 and 120,920.56

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Solution

The fourth proportional to 177,410.52, 244,826.48 and 120,920.56 is: 166,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,410.52 : 244,826.48 = 120,920.56 : x
  2. Step 2: Convert to fraction form
    177,410.52/244,826.48 = 120,920.56/x
  3. Step 3: Cross multiply
    177,410.52x = 244,826.48 × 120,920.56
  4. Step 4: Simplify right side
    177,410.52x = 29,604,555,064.43
  5. Step 5: Solve for x
    x = 29,604,555,064.43/177,410.52
  6. Step 6: Final answer
    x = 166,870.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.