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Finding the Fourth Proportional to 35,168.78, 48,536.82 and 20,065.17

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Solution

The fourth proportional to 35,168.78, 48,536.82 and 20,065.17 is: 27,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,168.78 : 48,536.82 = 20,065.17 : x
  2. Step 2: Convert to fraction form
    35,168.78/48,536.82 = 20,065.17/x
  3. Step 3: Cross multiply
    35,168.78x = 48,536.82 × 20,065.17
  4. Step 4: Simplify right side
    35,168.78x = 973,899,453.55
  5. Step 5: Solve for x
    x = 973,899,453.55/35,168.78
  6. Step 6: Final answer
    x = 27,692.16

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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.