Home / 55,517.74-83,273.37-13,961.50

Finding the Fourth Proportional to 55,517.74, 83,273.37 and 13,961.50

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Solution

The fourth proportional to 55,517.74, 83,273.37 and 13,961.50 is: 20,941.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,517.74 : 83,273.37 = 13,961.50 : x
  2. Step 2: Convert to fraction form
    55,517.74/83,273.37 = 13,961.50/x
  3. Step 3: Cross multiply
    55,517.74x = 83,273.37 × 13,961.50
  4. Step 4: Simplify right side
    55,517.74x = 1,162,621,155.26
  5. Step 5: Solve for x
    x = 1,162,621,155.26/55,517.74
  6. Step 6: Final answer
    x = 20,941.44

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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.