Home / 50,340.07-75,508.89-12,899.44

Finding the Fourth Proportional to 50,340.07, 75,508.89 and 12,899.44

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Solution

The fourth proportional to 50,340.07, 75,508.89 and 12,899.44 is: 19,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,340.07 : 75,508.89 = 12,899.44 : x
  2. Step 2: Convert to fraction form
    50,340.07/75,508.89 = 12,899.44/x
  3. Step 3: Cross multiply
    50,340.07x = 75,508.89 × 12,899.44
  4. Step 4: Simplify right side
    50,340.07x = 974,022,396.02
  5. Step 5: Solve for x
    x = 974,022,396.02/50,340.07
  6. Step 6: Final answer
    x = 19,348.85

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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.