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Finding the Fourth Proportional to 32,449.88, 44,785.69 and 19,881.92

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Solution

The fourth proportional to 32,449.88, 44,785.69 and 19,881.92 is: 27,440.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,449.88 : 44,785.69 = 19,881.92 : x
  2. Step 2: Convert to fraction form
    32,449.88/44,785.69 = 19,881.92/x
  3. Step 3: Cross multiply
    32,449.88x = 44,785.69 × 19,881.92
  4. Step 4: Simplify right side
    32,449.88x = 890,425,232.09
  5. Step 5: Solve for x
    x = 890,425,232.09/32,449.88
  6. Step 6: Final answer
    x = 27,440.02

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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.