Home / 193,436.27-266,942.19-108,553.32

Finding the Fourth Proportional to 193,436.27, 266,942.19 and 108,553.32

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Solution

The fourth proportional to 193,436.27, 266,942.19 and 108,553.32 is: 149,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,436.27 : 266,942.19 = 108,553.32 : x
  2. Step 2: Convert to fraction form
    193,436.27/266,942.19 = 108,553.32/x
  3. Step 3: Cross multiply
    193,436.27x = 266,942.19 × 108,553.32
  4. Step 4: Simplify right side
    193,436.27x = 28,977,460,972.57
  5. Step 5: Solve for x
    x = 28,977,460,972.57/193,436.27
  6. Step 6: Final answer
    x = 149,803.66

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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.