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Finding the Fourth Proportional to 44,509.56, 66,764.16 and 18,214.29

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Solution

The fourth proportional to 44,509.56, 66,764.16 and 18,214.29 is: 27,321.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,509.56 : 66,764.16 = 18,214.29 : x
  2. Step 2: Convert to fraction form
    44,509.56/66,764.16 = 18,214.29/x
  3. Step 3: Cross multiply
    44,509.56x = 66,764.16 × 18,214.29
  4. Step 4: Simplify right side
    44,509.56x = 1,216,061,771.85
  5. Step 5: Solve for x
    x = 1,216,061,771.85/44,509.56
  6. Step 6: Final answer
    x = 27,321.36

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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.