Home / 193,272.30-289,908.45-98,793.90

Finding the Fourth Proportional to 193,272.30, 289,908.45 and 98,793.90

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Solution

The fourth proportional to 193,272.30, 289,908.45 and 98,793.90 is: 148,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,272.30 : 289,908.45 = 98,793.90 : x
  2. Step 2: Convert to fraction form
    193,272.30/289,908.45 = 98,793.90/x
  3. Step 3: Cross multiply
    193,272.30x = 289,908.45 × 98,793.90
  4. Step 4: Simplify right side
    193,272.30x = 28,641,186,418.46
  5. Step 5: Solve for x
    x = 28,641,186,418.46/193,272.30
  6. Step 6: Final answer
    x = 148,190.85

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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.