Home / 175,396.05-263,121.55-57,039.66

Finding the Fourth Proportional to 175,396.05, 263,121.55 and 57,039.66

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Solution

The fourth proportional to 175,396.05, 263,121.55 and 57,039.66 is: 85,568.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,396.05 : 263,121.55 = 57,039.66 : x
  2. Step 2: Convert to fraction form
    175,396.05/263,121.55 = 57,039.66/x
  3. Step 3: Cross multiply
    175,396.05x = 263,121.55 × 57,039.66
  4. Step 4: Simplify right side
    175,396.05x = 15,008,363,608.07
  5. Step 5: Solve for x
    x = 15,008,363,608.07/175,396.05
  6. Step 6: Final answer
    x = 85,568.42

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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.