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Finding the Fourth Proportional to 43,641.82, 65,491.43 and 23,934.21

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Solution

The fourth proportional to 43,641.82, 65,491.43 and 23,934.21 is: 35,917.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,641.82 : 65,491.43 = 23,934.21 : x
  2. Step 2: Convert to fraction form
    43,641.82/65,491.43 = 23,934.21/x
  3. Step 3: Cross multiply
    43,641.82x = 65,491.43 × 23,934.21
  4. Step 4: Simplify right side
    43,641.82x = 1,567,485,519.15
  5. Step 5: Solve for x
    x = 1,567,485,519.15/43,641.82
  6. Step 6: Final answer
    x = 35,917.06

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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.