Home / 55,327.59-82,991.34-20,269.98

Finding the Fourth Proportional to 55,327.59, 82,991.34 and 20,269.98

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Solution

The fourth proportional to 55,327.59, 82,991.34 and 20,269.98 is: 30,404.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,327.59 : 82,991.34 = 20,269.98 : x
  2. Step 2: Convert to fraction form
    55,327.59/82,991.34 = 20,269.98/x
  3. Step 3: Cross multiply
    55,327.59x = 82,991.34 × 20,269.98
  4. Step 4: Simplify right side
    55,327.59x = 1,682,232,801.97
  5. Step 5: Solve for x
    x = 1,682,232,801.97/55,327.59
  6. Step 6: Final answer
    x = 30,404.95

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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.