Home / 199,186.23-274,873.42-108,542.93

Finding the Fourth Proportional to 199,186.23, 274,873.42 and 108,542.93

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Solution

The fourth proportional to 199,186.23, 274,873.42 and 108,542.93 is: 149,787.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,186.23 : 274,873.42 = 108,542.93 : x
  2. Step 2: Convert to fraction form
    199,186.23/274,873.42 = 108,542.93/x
  3. Step 3: Cross multiply
    199,186.23x = 274,873.42 × 108,542.93
  4. Step 4: Simplify right side
    199,186.23x = 29,835,564,740.20
  5. Step 5: Solve for x
    x = 29,835,564,740.20/199,186.23
  6. Step 6: Final answer
    x = 149,787.29

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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.