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Finding the Fourth Proportional to 67,052.98, 100,579.71 and 22,680.10

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Solution

The fourth proportional to 67,052.98, 100,579.71 and 22,680.10 is: 34,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,052.98 : 100,579.71 = 22,680.10 : x
  2. Step 2: Convert to fraction form
    67,052.98/100,579.71 = 22,680.10/x
  3. Step 3: Cross multiply
    67,052.98x = 100,579.71 × 22,680.10
  4. Step 4: Simplify right side
    67,052.98x = 2,281,157,880.77
  5. Step 5: Solve for x
    x = 2,281,157,880.77/67,052.98
  6. Step 6: Final answer
    x = 34,020.23

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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.