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Finding the Fourth Proportional to 48,333, 66,699.54 and 29,474.04

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Solution

The fourth proportional to 48,333, 66,699.54 and 29,474.04 is: 40,674.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,333 : 66,699.54 = 29,474.04 : x
  2. Step 2: Convert to fraction form
    48,333/66,699.54 = 29,474.04/x
  3. Step 3: Cross multiply
    48,333x = 66,699.54 × 29,474.04
  4. Step 4: Simplify right side
    48,333x = 1,965,904,909.94
  5. Step 5: Solve for x
    x = 1,965,904,909.94/48,333
  6. Step 6: Final answer
    x = 40,674.18

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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.