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Finding the Fourth Proportional to 69,490.88, 104,244.16 and 32,052.48

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Solution

The fourth proportional to 69,490.88, 104,244.16 and 32,052.48 is: 48,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,490.88 : 104,244.16 = 32,052.48 : x
  2. Step 2: Convert to fraction form
    69,490.88/104,244.16 = 32,052.48/x
  3. Step 3: Cross multiply
    69,490.88x = 104,244.16 × 32,052.48
  4. Step 4: Simplify right side
    69,490.88x = 3,341,283,853.52
  5. Step 5: Solve for x
    x = 3,341,283,853.52/69,490.88
  6. Step 6: Final answer
    x = 48,082.34

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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.