Home / 50,561.28-75,814.08-19,399.68

Finding the Fourth Proportional to 50,561.28, 75,814.08 and 19,399.68

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Solution

The fourth proportional to 50,561.28, 75,814.08 and 19,399.68 is: 29,088.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,561.28 : 75,814.08 = 19,399.68 : x
  2. Step 2: Convert to fraction form
    50,561.28/75,814.08 = 19,399.68/x
  3. Step 3: Cross multiply
    50,561.28x = 75,814.08 × 19,399.68
  4. Step 4: Simplify right side
    50,561.28x = 1,470,768,891.49
  5. Step 5: Solve for x
    x = 1,470,768,891.49/50,561.28
  6. Step 6: Final answer
    x = 29,088.84

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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.