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Finding the Fourth Proportional to 193,765.29, 290,227.29 and 93,715.67

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Solution

The fourth proportional to 193,765.29, 290,227.29 and 93,715.67 is: 140,370.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,765.29 : 290,227.29 = 93,715.67 : x
  2. Step 2: Convert to fraction form
    193,765.29/290,227.29 = 93,715.67/x
  3. Step 3: Cross multiply
    193,765.29x = 290,227.29 × 93,715.67
  4. Step 4: Simplify right side
    193,765.29x = 27,198,846,011.64
  5. Step 5: Solve for x
    x = 27,198,846,011.64/193,765.29
  6. Step 6: Final answer
    x = 140,370.07

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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.