Home / 53,098.20-79,624.62-18,021.96

Finding the Fourth Proportional to 53,098.20, 79,624.62 and 18,021.96

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Solution

The fourth proportional to 53,098.20, 79,624.62 and 18,021.96 is: 27,025.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,098.20 : 79,624.62 = 18,021.96 : x
  2. Step 2: Convert to fraction form
    53,098.20/79,624.62 = 18,021.96/x
  3. Step 3: Cross multiply
    53,098.20x = 79,624.62 × 18,021.96
  4. Step 4: Simplify right side
    53,098.20x = 1,434,991,716.66
  5. Step 5: Solve for x
    x = 1,434,991,716.66/53,098.20
  6. Step 6: Final answer
    x = 27,025.24

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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.