Home / 198,719.31-298,082.37-56,568.24

Finding the Fourth Proportional to 198,719.31, 298,082.37 and 56,568.24

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Solution

The fourth proportional to 198,719.31, 298,082.37 and 56,568.24 is: 84,853.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,719.31 : 298,082.37 = 56,568.24 : x
  2. Step 2: Convert to fraction form
    198,719.31/298,082.37 = 56,568.24/x
  3. Step 3: Cross multiply
    198,719.31x = 298,082.37 × 56,568.24
  4. Step 4: Simplify right side
    198,719.31x = 16,861,995,045.93
  5. Step 5: Solve for x
    x = 16,861,995,045.93/198,719.31
  6. Step 6: Final answer
    x = 84,853.33

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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.