Home / 156,552.48-234,836.16-49,947.72

Finding the Fourth Proportional to 156,552.48, 234,836.16 and 49,947.72

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Solution

The fourth proportional to 156,552.48, 234,836.16 and 49,947.72 is: 74,923.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,552.48 : 234,836.16 = 49,947.72 : x
  2. Step 2: Convert to fraction form
    156,552.48/234,836.16 = 49,947.72/x
  3. Step 3: Cross multiply
    156,552.48x = 234,836.16 × 49,947.72
  4. Step 4: Simplify right side
    156,552.48x = 11,729,530,765.56
  5. Step 5: Solve for x
    x = 11,729,530,765.56/156,552.48
  6. Step 6: Final answer
    x = 74,923.95

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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.