Home / 30,129.27-41,580.87-16,704.73

Finding the Fourth Proportional to 30,129.27, 41,580.87 and 16,704.73

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Solution

The fourth proportional to 30,129.27, 41,580.87 and 16,704.73 is: 23,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,129.27 : 41,580.87 = 16,704.73 : x
  2. Step 2: Convert to fraction form
    30,129.27/41,580.87 = 16,704.73/x
  3. Step 3: Cross multiply
    30,129.27x = 41,580.87 × 16,704.73
  4. Step 4: Simplify right side
    30,129.27x = 694,597,206.52
  5. Step 5: Solve for x
    x = 694,597,206.52/30,129.27
  6. Step 6: Final answer
    x = 23,053.90

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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.