Home / 251,093.20-376,640.42-61,554.40

Finding the Fourth Proportional to 251,093.20, 376,640.42 and 61,554.40

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Solution

The fourth proportional to 251,093.20, 376,640.42 and 61,554.40 is: 92,331.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,093.20 : 376,640.42 = 61,554.40 : x
  2. Step 2: Convert to fraction form
    251,093.20/376,640.42 = 61,554.40/x
  3. Step 3: Cross multiply
    251,093.20x = 376,640.42 × 61,554.40
  4. Step 4: Simplify right side
    251,093.20x = 23,183,875,068.85
  5. Step 5: Solve for x
    x = 23,183,875,068.85/251,093.20
  6. Step 6: Final answer
    x = 92,331.75

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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.