Home / 43,789.44-65,979.84-36,168.96

Finding the Fourth Proportional to 43,789.44, 65,979.84 and 36,168.96

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Solution

The fourth proportional to 43,789.44, 65,979.84 and 36,168.96 is: 54,497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,789.44 : 65,979.84 = 36,168.96 : x
  2. Step 2: Convert to fraction form
    43,789.44/65,979.84 = 36,168.96/x
  3. Step 3: Cross multiply
    43,789.44x = 65,979.84 × 36,168.96
  4. Step 4: Simplify right side
    43,789.44x = 2,386,422,193.77
  5. Step 5: Solve for x
    x = 2,386,422,193.77/43,789.44
  6. Step 6: Final answer
    x = 54,497.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.