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Finding the Fourth Proportional to 67,059, 100,616.04 and 29,599.20

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Solution

The fourth proportional to 67,059, 100,616.04 and 29,599.20 is: 44,410.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,059 : 100,616.04 = 29,599.20 : x
  2. Step 2: Convert to fraction form
    67,059/100,616.04 = 29,599.20/x
  3. Step 3: Cross multiply
    67,059x = 100,616.04 × 29,599.20
  4. Step 4: Simplify right side
    67,059x = 2,978,154,291.17
  5. Step 5: Solve for x
    x = 2,978,154,291.17/67,059
  6. Step 6: Final answer
    x = 44,410.96

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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.