Home / 66,539.11-99,737.58-33,193.43

Finding the Fourth Proportional to 66,539.11, 99,737.58 and 33,193.43

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Solution

The fourth proportional to 66,539.11, 99,737.58 and 33,193.43 is: 49,754.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,539.11 : 99,737.58 = 33,193.43 : x
  2. Step 2: Convert to fraction form
    66,539.11/99,737.58 = 33,193.43/x
  3. Step 3: Cross multiply
    66,539.11x = 99,737.58 × 33,193.43
  4. Step 4: Simplify right side
    66,539.11x = 3,310,632,380.10
  5. Step 5: Solve for x
    x = 3,310,632,380.10/66,539.11
  6. Step 6: Final answer
    x = 49,754.69

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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.