Home / 40,474.50-55,890.06-25,393.09

Finding the Fourth Proportional to 40,474.50, 55,890.06 and 25,393.09

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Solution

The fourth proportional to 40,474.50, 55,890.06 and 25,393.09 is: 35,064.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,474.50 : 55,890.06 = 25,393.09 : x
  2. Step 2: Convert to fraction form
    40,474.50/55,890.06 = 25,393.09/x
  3. Step 3: Cross multiply
    40,474.50x = 55,890.06 × 25,393.09
  4. Step 4: Simplify right side
    40,474.50x = 1,419,220,917.27
  5. Step 5: Solve for x
    x = 1,419,220,917.27/40,474.50
  6. Step 6: Final answer
    x = 35,064.57

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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.