Home / 50,350.32-75,534.48-20,752.02

Finding the Fourth Proportional to 50,350.32, 75,534.48 and 20,752.02

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Solution

The fourth proportional to 50,350.32, 75,534.48 and 20,752.02 is: 31,131.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,350.32 : 75,534.48 = 20,752.02 : x
  2. Step 2: Convert to fraction form
    50,350.32/75,534.48 = 20,752.02/x
  3. Step 3: Cross multiply
    50,350.32x = 75,534.48 × 20,752.02
  4. Step 4: Simplify right side
    50,350.32x = 1,567,493,039.65
  5. Step 5: Solve for x
    x = 1,567,493,039.65/50,350.32
  6. Step 6: Final answer
    x = 31,131.74

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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.