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Finding the Fourth Proportional to 192,833.67, 289,220.81 and 52,603.23

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Solution

The fourth proportional to 192,833.67, 289,220.81 and 52,603.23 is: 78,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,833.67 : 289,220.81 = 52,603.23 : x
  2. Step 2: Convert to fraction form
    192,833.67/289,220.81 = 52,603.23/x
  3. Step 3: Cross multiply
    192,833.67x = 289,220.81 × 52,603.23
  4. Step 4: Simplify right side
    192,833.67x = 15,213,948,526.20
  5. Step 5: Solve for x
    x = 15,213,948,526.20/192,833.67
  6. Step 6: Final answer
    x = 78,896.74

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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.