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Finding the Fourth Proportional to 66,165.89, 99,223.97 and 24,035.56

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Solution

The fourth proportional to 66,165.89, 99,223.97 and 24,035.56 is: 36,044.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,165.89 : 99,223.97 = 24,035.56 : x
  2. Step 2: Convert to fraction form
    66,165.89/99,223.97 = 24,035.56/x
  3. Step 3: Cross multiply
    66,165.89x = 99,223.97 × 24,035.56
  4. Step 4: Simplify right side
    66,165.89x = 2,384,903,316.14
  5. Step 5: Solve for x
    x = 2,384,903,316.14/66,165.89
  6. Step 6: Final answer
    x = 36,044.30

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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.