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Finding the Fourth Proportional to 52,693.73, 72,684.10 and 36,772.37

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Solution

The fourth proportional to 52,693.73, 72,684.10 and 36,772.37 is: 50,722.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,693.73 : 72,684.10 = 36,772.37 : x
  2. Step 2: Convert to fraction form
    52,693.73/72,684.10 = 36,772.37/x
  3. Step 3: Cross multiply
    52,693.73x = 72,684.10 × 36,772.37
  4. Step 4: Simplify right side
    52,693.73x = 2,672,766,618.32
  5. Step 5: Solve for x
    x = 2,672,766,618.32/52,693.73
  6. Step 6: Final answer
    x = 50,722.67

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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.