Home / 50,756.99-76,142.77-15,699.38

Finding the Fourth Proportional to 50,756.99, 76,142.77 and 15,699.38

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Solution

The fourth proportional to 50,756.99, 76,142.77 and 15,699.38 is: 23,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,756.99 : 76,142.77 = 15,699.38 : x
  2. Step 2: Convert to fraction form
    50,756.99/76,142.77 = 15,699.38/x
  3. Step 3: Cross multiply
    50,756.99x = 76,142.77 × 15,699.38
  4. Step 4: Simplify right side
    50,756.99x = 1,195,393,860.52
  5. Step 5: Solve for x
    x = 1,195,393,860.52/50,756.99
  6. Step 6: Final answer
    x = 23,551.32

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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.