Home / 48,550.34-72,825.48-13,489.98

Finding the Fourth Proportional to 48,550.34, 72,825.48 and 13,489.98

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Solution

The fourth proportional to 48,550.34, 72,825.48 and 13,489.98 is: 20,234.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,550.34 : 72,825.48 = 13,489.98 : x
  2. Step 2: Convert to fraction form
    48,550.34/72,825.48 = 13,489.98/x
  3. Step 3: Cross multiply
    48,550.34x = 72,825.48 × 13,489.98
  4. Step 4: Simplify right side
    48,550.34x = 982,414,268.69
  5. Step 5: Solve for x
    x = 982,414,268.69/48,550.34
  6. Step 6: Final answer
    x = 20,234.96

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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.