Home / 57,327.44-85,996.92-21,313.52

Finding the Fourth Proportional to 57,327.44, 85,996.92 and 21,313.52

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Solution

The fourth proportional to 57,327.44, 85,996.92 and 21,313.52 is: 31,972.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,327.44 : 85,996.92 = 21,313.52 : x
  2. Step 2: Convert to fraction form
    57,327.44/85,996.92 = 21,313.52/x
  3. Step 3: Cross multiply
    57,327.44x = 85,996.92 × 21,313.52
  4. Step 4: Simplify right side
    57,327.44x = 1,832,897,074.36
  5. Step 5: Solve for x
    x = 1,832,897,074.36/57,327.44
  6. Step 6: Final answer
    x = 31,972.42

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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.