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Finding the Fourth Proportional to 192,806.54, 289,223.57 and 59,669.67

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Solution

The fourth proportional to 192,806.54, 289,223.57 and 59,669.67 is: 89,508.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,806.54 : 289,223.57 = 59,669.67 : x
  2. Step 2: Convert to fraction form
    192,806.54/289,223.57 = 59,669.67/x
  3. Step 3: Cross multiply
    192,806.54x = 289,223.57 × 59,669.67
  4. Step 4: Simplify right side
    192,806.54x = 17,257,875,127.30
  5. Step 5: Solve for x
    x = 17,257,875,127.30/192,806.54
  6. Step 6: Final answer
    x = 89,508.77

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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.