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Finding the Fourth Proportional to 50,549.87, 75,822.07 and 15,489.63

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Solution

The fourth proportional to 50,549.87, 75,822.07 and 15,489.63 is: 23,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,549.87 : 75,822.07 = 15,489.63 : x
  2. Step 2: Convert to fraction form
    50,549.87/75,822.07 = 15,489.63/x
  3. Step 3: Cross multiply
    50,549.87x = 75,822.07 × 15,489.63
  4. Step 4: Simplify right side
    50,549.87x = 1,174,455,353.58
  5. Step 5: Solve for x
    x = 1,174,455,353.58/50,549.87
  6. Step 6: Final answer
    x = 23,233.60

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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.