Home / 55,472.44-76,554.30-30,323.56

Finding the Fourth Proportional to 55,472.44, 76,554.30 and 30,323.56

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Solution

The fourth proportional to 55,472.44, 76,554.30 and 30,323.56 is: 41,847.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,472.44 : 76,554.30 = 30,323.56 : x
  2. Step 2: Convert to fraction form
    55,472.44/76,554.30 = 30,323.56/x
  3. Step 3: Cross multiply
    55,472.44x = 76,554.30 × 30,323.56
  4. Step 4: Simplify right side
    55,472.44x = 2,321,398,909.31
  5. Step 5: Solve for x
    x = 2,321,398,909.31/55,472.44
  6. Step 6: Final answer
    x = 41,847.79

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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.