Home / 193,402.11-290,218.19-104,653.83

Finding the Fourth Proportional to 193,402.11, 290,218.19 and 104,653.83

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Solution

The fourth proportional to 193,402.11, 290,218.19 and 104,653.83 is: 157,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,402.11 : 290,218.19 = 104,653.83 : x
  2. Step 2: Convert to fraction form
    193,402.11/290,218.19 = 104,653.83/x
  3. Step 3: Cross multiply
    193,402.11x = 290,218.19 × 104,653.83
  4. Step 4: Simplify right side
    193,402.11x = 30,372,444,595.90
  5. Step 5: Solve for x
    x = 30,372,444,595.90/193,402.11
  6. Step 6: Final answer
    x = 157,042.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.