Home / 193,382.14-266,863.21-107,336.11

Finding the Fourth Proportional to 193,382.14, 266,863.21 and 107,336.11

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Solution

The fourth proportional to 193,382.14, 266,863.21 and 107,336.11 is: 148,121.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,382.14 : 266,863.21 = 107,336.11 : x
  2. Step 2: Convert to fraction form
    193,382.14/266,863.21 = 107,336.11/x
  3. Step 3: Cross multiply
    193,382.14x = 266,863.21 × 107,336.11
  4. Step 4: Simplify right side
    193,382.14x = 28,644,058,863.51
  5. Step 5: Solve for x
    x = 28,644,058,863.51/193,382.14
  6. Step 6: Final answer
    x = 148,121.53

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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.