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Finding the Fourth Proportional to 48,066, 71,998.46 and 38,655.06

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Solution

The fourth proportional to 48,066, 71,998.46 and 38,655.06 is: 57,901.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,066 : 71,998.46 = 38,655.06 : x
  2. Step 2: Convert to fraction form
    48,066/71,998.46 = 38,655.06/x
  3. Step 3: Cross multiply
    48,066x = 71,998.46 × 38,655.06
  4. Step 4: Simplify right side
    48,066x = 2,783,104,791.21
  5. Step 5: Solve for x
    x = 2,783,104,791.21/48,066
  6. Step 6: Final answer
    x = 57,901.73

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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.