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Finding the Fourth Proportional to 66,165.66, 99,190.17 and 24,583.50

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Solution

The fourth proportional to 66,165.66, 99,190.17 and 24,583.50 is: 36,853.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,165.66 : 99,190.17 = 24,583.50 : x
  2. Step 2: Convert to fraction form
    66,165.66/99,190.17 = 24,583.50/x
  3. Step 3: Cross multiply
    66,165.66x = 99,190.17 × 24,583.50
  4. Step 4: Simplify right side
    66,165.66x = 2,438,441,544.20
  5. Step 5: Solve for x
    x = 2,438,441,544.20/66,165.66
  6. Step 6: Final answer
    x = 36,853.58

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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.