Home / 49,221.60-73,825.20-14,157.60

Finding the Fourth Proportional to 49,221.60, 73,825.20 and 14,157.60

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Solution

The fourth proportional to 49,221.60, 73,825.20 and 14,157.60 is: 21,234.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,221.60 : 73,825.20 = 14,157.60 : x
  2. Step 2: Convert to fraction form
    49,221.60/73,825.20 = 14,157.60/x
  3. Step 3: Cross multiply
    49,221.60x = 73,825.20 × 14,157.60
  4. Step 4: Simplify right side
    49,221.60x = 1,045,187,651.52
  5. Step 5: Solve for x
    x = 1,045,187,651.52/49,221.60
  6. Step 6: Final answer
    x = 21,234.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.