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Finding the Fourth Proportional to 88,682.90, 133,024.35 and 82,267.70

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Solution

The fourth proportional to 88,682.90, 133,024.35 and 82,267.70 is: 123,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,682.90 : 133,024.35 = 82,267.70 : x
  2. Step 2: Convert to fraction form
    88,682.90/133,024.35 = 82,267.70/x
  3. Step 3: Cross multiply
    88,682.90x = 133,024.35 × 82,267.70
  4. Step 4: Simplify right side
    88,682.90x = 10,943,607,318.50
  5. Step 5: Solve for x
    x = 10,943,607,318.50/88,682.90
  6. Step 6: Final answer
    x = 123,401.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.