Home / 193,634.72-290,481.66-98,813.24

Finding the Fourth Proportional to 193,634.72, 290,481.66 and 98,813.24

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Solution

The fourth proportional to 193,634.72, 290,481.66 and 98,813.24 is: 148,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,634.72 : 290,481.66 = 98,813.24 : x
  2. Step 2: Convert to fraction form
    193,634.72/290,481.66 = 98,813.24/x
  3. Step 3: Cross multiply
    193,634.72x = 290,481.66 × 98,813.24
  4. Step 4: Simplify right side
    193,634.72x = 28,703,433,985.18
  5. Step 5: Solve for x
    x = 28,703,433,985.18/193,634.72
  6. Step 6: Final answer
    x = 148,234.95

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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.