Home / 173,165.10-259,942.05-133,896.30

Finding the Fourth Proportional to 173,165.10, 259,942.05 and 133,896.30

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Solution

The fourth proportional to 173,165.10, 259,942.05 and 133,896.30 is: 200,994.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,165.10 : 259,942.05 = 133,896.30 : x
  2. Step 2: Convert to fraction form
    173,165.10/259,942.05 = 133,896.30/x
  3. Step 3: Cross multiply
    173,165.10x = 259,942.05 × 133,896.30
  4. Step 4: Simplify right side
    173,165.10x = 34,805,278,709.42
  5. Step 5: Solve for x
    x = 34,805,278,709.42/173,165.10
  6. Step 6: Final answer
    x = 200,994.77

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1.5x scale

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.