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Finding the Fourth Proportional to 48,686, 73,029 and 11,750

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Solution

The fourth proportional to 48,686, 73,029 and 11,750 is: 17,625

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,686 : 73,029 = 11,750 : x
  2. Step 2: Convert to fraction form
    48,686/73,029 = 11,750/x
  3. Step 3: Cross multiply
    48,686x = 73,029 × 11,750
  4. Step 4: Simplify right side
    48,686x = 858,090,750
  5. Step 5: Solve for x
    x = 858,090,750/48,686
  6. Step 6: Final answer
    x = 17,625

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.