Home / 55,043.70-75,991.82-36,235.50

Finding the Fourth Proportional to 55,043.70, 75,991.82 and 36,235.50

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Solution

The fourth proportional to 55,043.70, 75,991.82 and 36,235.50 is: 50,025.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,043.70 : 75,991.82 = 36,235.50 : x
  2. Step 2: Convert to fraction form
    55,043.70/75,991.82 = 36,235.50/x
  3. Step 3: Cross multiply
    55,043.70x = 75,991.82 × 36,235.50
  4. Step 4: Simplify right side
    55,043.70x = 2,753,601,412.43
  5. Step 5: Solve for x
    x = 2,753,601,412.43/55,043.70
  6. Step 6: Final answer
    x = 50,025.73

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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.