Home / 198,051.24-297,002.27-71,660.24

Finding the Fourth Proportional to 198,051.24, 297,002.27 and 71,660.24

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Solution

The fourth proportional to 198,051.24, 297,002.27 and 71,660.24 is: 107,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,051.24 : 297,002.27 = 71,660.24 : x
  2. Step 2: Convert to fraction form
    198,051.24/297,002.27 = 71,660.24/x
  3. Step 3: Cross multiply
    198,051.24x = 297,002.27 × 71,660.24
  4. Step 4: Simplify right side
    198,051.24x = 21,283,252,105.43
  5. Step 5: Solve for x
    x = 21,283,252,105.43/198,051.24
  6. Step 6: Final answer
    x = 107,463.36

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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.