Home / 198,269.10-273,606.90-107,625.24

Finding the Fourth Proportional to 198,269.10, 273,606.90 and 107,625.24

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Solution

The fourth proportional to 198,269.10, 273,606.90 and 107,625.24 is: 148,520.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,269.10 : 273,606.90 = 107,625.24 : x
  2. Step 2: Convert to fraction form
    198,269.10/273,606.90 = 107,625.24/x
  3. Step 3: Cross multiply
    198,269.10x = 273,606.90 × 107,625.24
  4. Step 4: Simplify right side
    198,269.10x = 29,447,008,278.16
  5. Step 5: Solve for x
    x = 29,447,008,278.16/198,269.10
  6. Step 6: Final answer
    x = 148,520.41

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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.