Home / 193,436.06-266,953.61-108,553.13

Finding the Fourth Proportional to 193,436.06, 266,953.61 and 108,553.13

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Solution

The fourth proportional to 193,436.06, 266,953.61 and 108,553.13 is: 149,809.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,436.06 : 266,953.61 = 108,553.13 : x
  2. Step 2: Convert to fraction form
    193,436.06/266,953.61 = 108,553.13/x
  3. Step 3: Cross multiply
    193,436.06x = 266,953.61 × 108,553.13
  4. Step 4: Simplify right side
    193,436.06x = 28,978,649,930.30
  5. Step 5: Solve for x
    x = 28,978,649,930.30/193,436.06
  6. Step 6: Final answer
    x = 149,809.97

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1.5x scale

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.