Home / 50,890.86-70,264.44-38,933.37

Finding the Fourth Proportional to 50,890.86, 70,264.44 and 38,933.37

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Solution

The fourth proportional to 50,890.86, 70,264.44 and 38,933.37 is: 53,754.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,890.86 : 70,264.44 = 38,933.37 : x
  2. Step 2: Convert to fraction form
    50,890.86/70,264.44 = 38,933.37/x
  3. Step 3: Cross multiply
    50,890.86x = 70,264.44 × 38,933.37
  4. Step 4: Simplify right side
    50,890.86x = 2,735,631,440.36
  5. Step 5: Solve for x
    x = 2,735,631,440.36/50,890.86
  6. Step 6: Final answer
    x = 53,754.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.