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Finding the Fourth Proportional to 36,463.50, 54,695.26 and 11,839.50

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Solution

The fourth proportional to 36,463.50, 54,695.26 and 11,839.50 is: 17,759.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,463.50 : 54,695.26 = 11,839.50 : x
  2. Step 2: Convert to fraction form
    36,463.50/54,695.26 = 11,839.50/x
  3. Step 3: Cross multiply
    36,463.50x = 54,695.26 × 11,839.50
  4. Step 4: Simplify right side
    36,463.50x = 647,564,530.77
  5. Step 5: Solve for x
    x = 647,564,530.77/36,463.50
  6. Step 6: Final answer
    x = 17,759.25

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1.5x scale

Why These Related Problems?

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