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Finding the Fourth Proportional to 68,622.63, 102,942.24 and 24,240.30

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Solution

The fourth proportional to 68,622.63, 102,942.24 and 24,240.30 is: 36,363.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,622.63 : 102,942.24 = 24,240.30 : x
  2. Step 2: Convert to fraction form
    68,622.63/102,942.24 = 24,240.30/x
  3. Step 3: Cross multiply
    68,622.63x = 102,942.24 × 24,240.30
  4. Step 4: Simplify right side
    68,622.63x = 2,495,350,439.69
  5. Step 5: Solve for x
    x = 2,495,350,439.69/68,622.63
  6. Step 6: Final answer
    x = 36,363.38

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1.5x scale

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.