Home / 51,850.32-77,787.90-16,790.04

Finding the Fourth Proportional to 51,850.32, 77,787.90 and 16,790.04

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Solution

The fourth proportional to 51,850.32, 77,787.90 and 16,790.04 is: 25,189.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,850.32 : 77,787.90 = 16,790.04 : x
  2. Step 2: Convert to fraction form
    51,850.32/77,787.90 = 16,790.04/x
  3. Step 3: Cross multiply
    51,850.32x = 77,787.90 × 16,790.04
  4. Step 4: Simplify right side
    51,850.32x = 1,306,061,952.52
  5. Step 5: Solve for x
    x = 1,306,061,952.52/51,850.32
  6. Step 6: Final answer
    x = 25,189.08

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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.