Home / 55,451.50-76,523.61-30,301.54

Finding the Fourth Proportional to 55,451.50, 76,523.61 and 30,301.54

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Solution

The fourth proportional to 55,451.50, 76,523.61 and 30,301.54 is: 41,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.50 : 76,523.61 = 30,301.54 : x
  2. Step 2: Convert to fraction form
    55,451.50/76,523.61 = 30,301.54/x
  3. Step 3: Cross multiply
    55,451.50x = 76,523.61 × 30,301.54
  4. Step 4: Simplify right side
    55,451.50x = 2,318,783,229.36
  5. Step 5: Solve for x
    x = 2,318,783,229.36/55,451.50
  6. Step 6: Final answer
    x = 41,816.42

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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.