Home / 55,525.50-76,626.27-30,375.54

Finding the Fourth Proportional to 55,525.50, 76,626.27 and 30,375.54

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Solution

The fourth proportional to 55,525.50, 76,626.27 and 30,375.54 is: 41,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,525.50 : 76,626.27 = 30,375.54 : x
  2. Step 2: Convert to fraction form
    55,525.50/76,626.27 = 30,375.54/x
  3. Step 3: Cross multiply
    55,525.50x = 76,626.27 × 30,375.54
  4. Step 4: Simplify right side
    55,525.50x = 2,327,564,329.44
  5. Step 5: Solve for x
    x = 2,327,564,329.44/55,525.50
  6. Step 6: Final answer
    x = 41,918.84

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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.