Home / 193,092.45-289,171.09-98,072.70

Finding the Fourth Proportional to 193,092.45, 289,171.09 and 98,072.70

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Solution

The fourth proportional to 193,092.45, 289,171.09 and 98,072.70 is: 146,871.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,092.45 : 289,171.09 = 98,072.70 : x
  2. Step 2: Convert to fraction form
    193,092.45/289,171.09 = 98,072.70/x
  3. Step 3: Cross multiply
    193,092.45x = 289,171.09 × 98,072.70
  4. Step 4: Simplify right side
    193,092.45x = 28,359,789,558.24
  5. Step 5: Solve for x
    x = 28,359,789,558.24/193,092.45
  6. Step 6: Final answer
    x = 146,871.56

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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.