Home / 251,949.40-378,069.90-94,193.80

Finding the Fourth Proportional to 251,949.40, 378,069.90 and 94,193.80

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Solution

The fourth proportional to 251,949.40, 378,069.90 and 94,193.80 is: 141,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,949.40 : 378,069.90 = 94,193.80 : x
  2. Step 2: Convert to fraction form
    251,949.40/378,069.90 = 94,193.80/x
  3. Step 3: Cross multiply
    251,949.40x = 378,069.90 × 94,193.80
  4. Step 4: Simplify right side
    251,949.40x = 35,611,840,546.62
  5. Step 5: Solve for x
    x = 35,611,840,546.62/251,949.40
  6. Step 6: Final answer
    x = 141,345.21

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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.