Home / 92,954.26-128,277.66-50,512.78

Finding the Fourth Proportional to 92,954.26, 128,277.66 and 50,512.78

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Solution

The fourth proportional to 92,954.26, 128,277.66 and 50,512.78 is: 69,708.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,954.26 : 128,277.66 = 50,512.78 : x
  2. Step 2: Convert to fraction form
    92,954.26/128,277.66 = 50,512.78/x
  3. Step 3: Cross multiply
    92,954.26x = 128,277.66 × 50,512.78
  4. Step 4: Simplify right side
    92,954.26x = 6,479,661,218.49
  5. Step 5: Solve for x
    x = 6,479,661,218.49/92,954.26
  6. Step 6: Final answer
    x = 69,708.06

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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.