Home / 92,579.71-127,759.99-50,138.24

Finding the Fourth Proportional to 92,579.71, 127,759.99 and 50,138.24

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Solution

The fourth proportional to 92,579.71, 127,759.99 and 50,138.24 is: 69,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,579.71 : 127,759.99 = 50,138.24 : x
  2. Step 2: Convert to fraction form
    92,579.71/127,759.99 = 50,138.24/x
  3. Step 3: Cross multiply
    92,579.71x = 127,759.99 × 50,138.24
  4. Step 4: Simplify right side
    92,579.71x = 6,405,660,402.22
  5. Step 5: Solve for x
    x = 6,405,660,402.22/92,579.71
  6. Step 6: Final answer
    x = 69,190.76

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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.