Home / 50,320.11-75,451.01-20,704.49

Finding the Fourth Proportional to 50,320.11, 75,451.01 and 20,704.49

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Solution

The fourth proportional to 50,320.11, 75,451.01 and 20,704.49 is: 31,044.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,320.11 : 75,451.01 = 20,704.49 : x
  2. Step 2: Convert to fraction form
    50,320.11/75,451.01 = 20,704.49/x
  3. Step 3: Cross multiply
    50,320.11x = 75,451.01 × 20,704.49
  4. Step 4: Simplify right side
    50,320.11x = 1,562,174,682.03
  5. Step 5: Solve for x
    x = 1,562,174,682.03/50,320.11
  6. Step 6: Final answer
    x = 31,044.74

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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.