Home / 155,789.92-233,591.44-71,444.44

Finding the Fourth Proportional to 155,789.92, 233,591.44 and 71,444.44

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Solution

The fourth proportional to 155,789.92, 233,591.44 and 71,444.44 is: 107,123.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,789.92 : 233,591.44 = 71,444.44 : x
  2. Step 2: Convert to fraction form
    155,789.92/233,591.44 = 71,444.44/x
  3. Step 3: Cross multiply
    155,789.92x = 233,591.44 × 71,444.44
  4. Step 4: Simplify right side
    155,789.92x = 16,688,809,619.59
  5. Step 5: Solve for x
    x = 16,688,809,619.59/155,789.92
  6. Step 6: Final answer
    x = 107,123.81

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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.