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Finding the Fourth Proportional to 36,523.66, 54,785.56 and 8,821.66

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Solution

The fourth proportional to 36,523.66, 54,785.56 and 8,821.66 is: 13,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,523.66 : 54,785.56 = 8,821.66 : x
  2. Step 2: Convert to fraction form
    36,523.66/54,785.56 = 8,821.66/x
  3. Step 3: Cross multiply
    36,523.66x = 54,785.56 × 8,821.66
  4. Step 4: Simplify right side
    36,523.66x = 483,299,583.23
  5. Step 5: Solve for x
    x = 483,299,583.23/36,523.66
  6. Step 6: Final answer
    x = 13,232.51

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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.