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Finding the Fourth Proportional to 65,311.33, 97,994.73 and 35,694.57

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Solution

The fourth proportional to 65,311.33, 97,994.73 and 35,694.57 is: 53,557.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,311.33 : 97,994.73 = 35,694.57 : x
  2. Step 2: Convert to fraction form
    65,311.33/97,994.73 = 35,694.57/x
  3. Step 3: Cross multiply
    65,311.33x = 97,994.73 × 35,694.57
  4. Step 4: Simplify right side
    65,311.33x = 3,497,879,348.88
  5. Step 5: Solve for x
    x = 3,497,879,348.88/65,311.33
  6. Step 6: Final answer
    x = 53,557.01

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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.