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Finding the Fourth Proportional to 50,363.89, 69,501.03 and 27,702.39

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Solution

The fourth proportional to 50,363.89, 69,501.03 and 27,702.39 is: 38,228.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,363.89 : 69,501.03 = 27,702.39 : x
  2. Step 2: Convert to fraction form
    50,363.89/69,501.03 = 27,702.39/x
  3. Step 3: Cross multiply
    50,363.89x = 69,501.03 × 27,702.39
  4. Step 4: Simplify right side
    50,363.89x = 1,925,344,795.21
  5. Step 5: Solve for x
    x = 1,925,344,795.21/50,363.89
  6. Step 6: Final answer
    x = 38,228.67

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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.