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Finding the Fourth Proportional to 201,363.53, 302,024.49 and 68,240.34

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Solution

The fourth proportional to 201,363.53, 302,024.49 and 68,240.34 is: 102,353.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,363.53 : 302,024.49 = 68,240.34 : x
  2. Step 2: Convert to fraction form
    201,363.53/302,024.49 = 68,240.34/x
  3. Step 3: Cross multiply
    201,363.53x = 302,024.49 × 68,240.34
  4. Step 4: Simplify right side
    201,363.53x = 20,610,253,885.93
  5. Step 5: Solve for x
    x = 20,610,253,885.93/201,363.53
  6. Step 6: Final answer
    x = 102,353.46

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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.