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Finding the Fourth Proportional to 66,504.43, 99,753.61 and 16,583.12

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Solution

The fourth proportional to 66,504.43, 99,753.61 and 16,583.12 is: 24,873.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,504.43 : 99,753.61 = 16,583.12 : x
  2. Step 2: Convert to fraction form
    66,504.43/99,753.61 = 16,583.12/x
  3. Step 3: Cross multiply
    66,504.43x = 99,753.61 × 16,583.12
  4. Step 4: Simplify right side
    66,504.43x = 1,654,226,085.06
  5. Step 5: Solve for x
    x = 1,654,226,085.06/66,504.43
  6. Step 6: Final answer
    x = 24,873.92

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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.