Home / 198,532.20-273,986.58-113,647.24

Finding the Fourth Proportional to 198,532.20, 273,986.58 and 113,647.24

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Solution

The fourth proportional to 198,532.20, 273,986.58 and 113,647.24 is: 156,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,532.20 : 273,986.58 = 113,647.24 : x
  2. Step 2: Convert to fraction form
    198,532.20/273,986.58 = 113,647.24/x
  3. Step 3: Cross multiply
    198,532.20x = 273,986.58 × 113,647.24
  4. Step 4: Simplify right side
    198,532.20x = 31,137,818,614.04
  5. Step 5: Solve for x
    x = 31,137,818,614.04/198,532.20
  6. Step 6: Final answer
    x = 156,840.14

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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.