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Finding the Fourth Proportional to 40,217, 60,325.50 and 15,593

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Solution

The fourth proportional to 40,217, 60,325.50 and 15,593 is: 23,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,217 : 60,325.50 = 15,593 : x
  2. Step 2: Convert to fraction form
    40,217/60,325.50 = 15,593/x
  3. Step 3: Cross multiply
    40,217x = 60,325.50 × 15,593
  4. Step 4: Simplify right side
    40,217x = 940,655,521.50
  5. Step 5: Solve for x
    x = 940,655,521.50/40,217
  6. Step 6: Final answer
    x = 23,389.50

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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.