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Finding the Fourth Proportional to 36,740, 50,701.08 and 19,972.88

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Solution

The fourth proportional to 36,740, 50,701.08 and 19,972.88 is: 27,562.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,740 : 50,701.08 = 19,972.88 : x
  2. Step 2: Convert to fraction form
    36,740/50,701.08 = 19,972.88/x
  3. Step 3: Cross multiply
    36,740x = 50,701.08 × 19,972.88
  4. Step 4: Simplify right side
    36,740x = 1,012,646,586.71
  5. Step 5: Solve for x
    x = 1,012,646,586.71/36,740
  6. Step 6: Final answer
    x = 27,562.51

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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.