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Finding the Fourth Proportional to 29,101.50, 40,158.18 and 17,162.10

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Solution

The fourth proportional to 29,101.50, 40,158.18 and 17,162.10 is: 23,682.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,101.50 : 40,158.18 = 17,162.10 : x
  2. Step 2: Convert to fraction form
    29,101.50/40,158.18 = 17,162.10/x
  3. Step 3: Cross multiply
    29,101.50x = 40,158.18 × 17,162.10
  4. Step 4: Simplify right side
    29,101.50x = 689,198,700.98
  5. Step 5: Solve for x
    x = 689,198,700.98/29,101.50
  6. Step 6: Final answer
    x = 23,682.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.