Home / 179,629.80-269,444.70-61,434.60

Finding the Fourth Proportional to 179,629.80, 269,444.70 and 61,434.60

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Solution

The fourth proportional to 179,629.80, 269,444.70 and 61,434.60 is: 92,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,629.80 : 269,444.70 = 61,434.60 : x
  2. Step 2: Convert to fraction form
    179,629.80/269,444.70 = 61,434.60/x
  3. Step 3: Cross multiply
    179,629.80x = 269,444.70 × 61,434.60
  4. Step 4: Simplify right side
    179,629.80x = 16,553,227,366.62
  5. Step 5: Solve for x
    x = 16,553,227,366.62/179,629.80
  6. Step 6: Final answer
    x = 92,151.90

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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.