Home / 177,400.50-244,812.69-120,910.56

Finding the Fourth Proportional to 177,400.50, 244,812.69 and 120,910.56

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Solution

The fourth proportional to 177,400.50, 244,812.69 and 120,910.56 is: 166,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,400.50 : 244,812.69 = 120,910.56 : x
  2. Step 2: Convert to fraction form
    177,400.50/244,812.69 = 120,910.56/x
  3. Step 3: Cross multiply
    177,400.50x = 244,812.69 × 120,910.56
  4. Step 4: Simplify right side
    177,400.50x = 29,600,439,443.01
  5. Step 5: Solve for x
    x = 29,600,439,443.01/177,400.50
  6. Step 6: Final answer
    x = 166,856.57

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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.