Home / 251,193.42-346,626.81-143,738.82

Finding the Fourth Proportional to 251,193.42, 346,626.81 and 143,738.82

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Solution

The fourth proportional to 251,193.42, 346,626.81 and 143,738.82 is: 198,348.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,193.42 : 346,626.81 = 143,738.82 : x
  2. Step 2: Convert to fraction form
    251,193.42/346,626.81 = 143,738.82/x
  3. Step 3: Cross multiply
    251,193.42x = 346,626.81 × 143,738.82
  4. Step 4: Simplify right side
    251,193.42x = 49,823,728,649.76
  5. Step 5: Solve for x
    x = 49,823,728,649.76/251,193.42
  6. Step 6: Final answer
    x = 198,348.06

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1.5x scale

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.