Home / 55,687.25-83,530.85-16,247.54

Finding the Fourth Proportional to 55,687.25, 83,530.85 and 16,247.54

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Solution

The fourth proportional to 55,687.25, 83,530.85 and 16,247.54 is: 24,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,687.25 : 83,530.85 = 16,247.54 : x
  2. Step 2: Convert to fraction form
    55,687.25/83,530.85 = 16,247.54/x
  3. Step 3: Cross multiply
    55,687.25x = 83,530.85 × 16,247.54
  4. Step 4: Simplify right side
    55,687.25x = 1,357,170,327.72
  5. Step 5: Solve for x
    x = 1,357,170,327.72/55,687.25
  6. Step 6: Final answer
    x = 24,371.30

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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.