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Finding the Fourth Proportional to 48,344.84, 66,748.40 and 36,994.06

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Solution

The fourth proportional to 48,344.84, 66,748.40 and 36,994.06 is: 51,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,344.84 : 66,748.40 = 36,994.06 : x
  2. Step 2: Convert to fraction form
    48,344.84/66,748.40 = 36,994.06/x
  3. Step 3: Cross multiply
    48,344.84x = 66,748.40 × 36,994.06
  4. Step 4: Simplify right side
    48,344.84x = 2,469,294,314.50
  5. Step 5: Solve for x
    x = 2,469,294,314.50/48,344.84
  6. Step 6: Final answer
    x = 51,076.69

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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.