Home / 179,269.80-268,904.70-99,553.65

Finding the Fourth Proportional to 179,269.80, 268,904.70 and 99,553.65

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Solution

The fourth proportional to 179,269.80, 268,904.70 and 99,553.65 is: 149,330.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,269.80 : 268,904.70 = 99,553.65 : x
  2. Step 2: Convert to fraction form
    179,269.80/268,904.70 = 99,553.65/x
  3. Step 3: Cross multiply
    179,269.80x = 268,904.70 × 99,553.65
  4. Step 4: Simplify right side
    179,269.80x = 26,770,444,387.16
  5. Step 5: Solve for x
    x = 26,770,444,387.16/179,269.80
  6. Step 6: Final answer
    x = 149,330.48

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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.