Home / 53,939.85-80,896.80-27,631.05

Finding the Fourth Proportional to 53,939.85, 80,896.80 and 27,631.05

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Solution

The fourth proportional to 53,939.85, 80,896.80 and 27,631.05 is: 41,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939.85 : 80,896.80 = 27,631.05 : x
  2. Step 2: Convert to fraction form
    53,939.85/80,896.80 = 27,631.05/x
  3. Step 3: Cross multiply
    53,939.85x = 80,896.80 × 27,631.05
  4. Step 4: Simplify right side
    53,939.85x = 2,235,263,525.64
  5. Step 5: Solve for x
    x = 2,235,263,525.64/53,939.85
  6. Step 6: Final answer
    x = 41,439.93

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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.