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Finding the Fourth Proportional to 36,561.00, 50,454.51 and 21,453.91

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Solution

The fourth proportional to 36,561.00, 50,454.51 and 21,453.91 is: 29,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,561.00 : 50,454.51 = 21,453.91 : x
  2. Step 2: Convert to fraction form
    36,561.00/50,454.51 = 21,453.91/x
  3. Step 3: Cross multiply
    36,561.00x = 50,454.51 × 21,453.91
  4. Step 4: Simplify right side
    36,561.00x = 1,082,446,390.50
  5. Step 5: Solve for x
    x = 1,082,446,390.50/36,561.00
  6. Step 6: Final answer
    x = 29,606.59

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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.