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Finding the Fourth Proportional to 20,492.37, 30,737.16 and 5,701.41

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Solution

The fourth proportional to 20,492.37, 30,737.16 and 5,701.41 is: 8,551.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,492.37 : 30,737.16 = 5,701.41 : x
  2. Step 2: Convert to fraction form
    20,492.37/30,737.16 = 5,701.41/x
  3. Step 3: Cross multiply
    20,492.37x = 30,737.16 × 5,701.41
  4. Step 4: Simplify right side
    20,492.37x = 175,245,151.40
  5. Step 5: Solve for x
    x = 175,245,151.40/20,492.37
  6. Step 6: Final answer
    x = 8,551.73

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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.