Home / 193,435.51-266,967.08-108,557.23

Finding the Fourth Proportional to 193,435.51, 266,967.08 and 108,557.23

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Solution

The fourth proportional to 193,435.51, 266,967.08 and 108,557.23 is: 149,823.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,435.51 : 266,967.08 = 108,557.23 : x
  2. Step 2: Convert to fraction form
    193,435.51/266,967.08 = 108,557.23/x
  3. Step 3: Cross multiply
    193,435.51x = 266,967.08 × 108,557.23
  4. Step 4: Simplify right side
    193,435.51x = 28,981,206,163.20
  5. Step 5: Solve for x
    x = 28,981,206,163.20/193,435.51
  6. Step 6: Final answer
    x = 149,823.61

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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.