Home / 50,933.16-76,356.30-19,325.54

Finding the Fourth Proportional to 50,933.16, 76,356.30 and 19,325.54

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Solution

The fourth proportional to 50,933.16, 76,356.30 and 19,325.54 is: 28,971.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,933.16 : 76,356.30 = 19,325.54 : x
  2. Step 2: Convert to fraction form
    50,933.16/76,356.30 = 19,325.54/x
  3. Step 3: Cross multiply
    50,933.16x = 76,356.30 × 19,325.54
  4. Step 4: Simplify right side
    50,933.16x = 1,475,626,729.90
  5. Step 5: Solve for x
    x = 1,475,626,729.90/50,933.16
  6. Step 6: Final answer
    x = 28,971.83

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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.