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Finding the Fourth Proportional to 48,374.80, 66,748.80 and 27,154.96

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Solution

The fourth proportional to 48,374.80, 66,748.80 and 27,154.96 is: 37,469.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,374.80 : 66,748.80 = 27,154.96 : x
  2. Step 2: Convert to fraction form
    48,374.80/66,748.80 = 27,154.96/x
  3. Step 3: Cross multiply
    48,374.80x = 66,748.80 × 27,154.96
  4. Step 4: Simplify right side
    48,374.80x = 1,812,560,994.05
  5. Step 5: Solve for x
    x = 1,812,560,994.05/48,374.80
  6. Step 6: Final answer
    x = 37,469.12

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1.5x scale

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.