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Finding the Fourth Proportional to 52,362.82, 72,304.30 and 48,563.86

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Solution

The fourth proportional to 52,362.82, 72,304.30 and 48,563.86 is: 67,058.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,362.82 : 72,304.30 = 48,563.86 : x
  2. Step 2: Convert to fraction form
    52,362.82/72,304.30 = 48,563.86/x
  3. Step 3: Cross multiply
    52,362.82x = 72,304.30 × 48,563.86
  4. Step 4: Simplify right side
    52,362.82x = 3,511,375,902.60
  5. Step 5: Solve for x
    x = 3,511,375,902.60/52,362.82
  6. Step 6: Final answer
    x = 67,058.57

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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.