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Finding the Fourth Proportional to 62,252.64, 85,906.80 and 35,398.08

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Solution

The fourth proportional to 62,252.64, 85,906.80 and 35,398.08 is: 48,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,252.64 : 85,906.80 = 35,398.08 : x
  2. Step 2: Convert to fraction form
    62,252.64/85,906.80 = 35,398.08/x
  3. Step 3: Cross multiply
    62,252.64x = 85,906.80 × 35,398.08
  4. Step 4: Simplify right side
    62,252.64x = 3,040,935,778.94
  5. Step 5: Solve for x
    x = 3,040,935,778.94/62,252.64
  6. Step 6: Final answer
    x = 48,848.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.