Home / 193,093.40-289,640.10-59,972.60

Finding the Fourth Proportional to 193,093.40, 289,640.10 and 59,972.60

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Solution

The fourth proportional to 193,093.40, 289,640.10 and 59,972.60 is: 89,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,093.40 : 289,640.10 = 59,972.60 : x
  2. Step 2: Convert to fraction form
    193,093.40/289,640.10 = 59,972.60/x
  3. Step 3: Cross multiply
    193,093.40x = 289,640.10 × 59,972.60
  4. Step 4: Simplify right side
    193,093.40x = 17,370,469,861.26
  5. Step 5: Solve for x
    x = 17,370,469,861.26/193,093.40
  6. Step 6: Final answer
    x = 89,958.90

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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.