Home / 173,006.20-259,719.90-109,826.20

Finding the Fourth Proportional to 173,006.20, 259,719.90 and 109,826.20

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Solution

The fourth proportional to 173,006.20, 259,719.90 and 109,826.20 is: 164,872.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,006.20 : 259,719.90 = 109,826.20 : x
  2. Step 2: Convert to fraction form
    173,006.20/259,719.90 = 109,826.20/x
  3. Step 3: Cross multiply
    173,006.20x = 259,719.90 × 109,826.20
  4. Step 4: Simplify right side
    173,006.20x = 28,524,049,681.38
  5. Step 5: Solve for x
    x = 28,524,049,681.38/173,006.20
  6. Step 6: Final answer
    x = 164,872.99

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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.