Home / 88,984.31-122,786.48-51,251.27

Finding the Fourth Proportional to 88,984.31, 122,786.48 and 51,251.27

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Solution

The fourth proportional to 88,984.31, 122,786.48 and 51,251.27 is: 70,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,984.31 : 122,786.48 = 51,251.27 : x
  2. Step 2: Convert to fraction form
    88,984.31/122,786.48 = 51,251.27/x
  3. Step 3: Cross multiply
    88,984.31x = 122,786.48 × 51,251.27
  4. Step 4: Simplify right side
    88,984.31x = 6,292,962,553.03
  5. Step 5: Solve for x
    x = 6,292,962,553.03/88,984.31
  6. Step 6: Final answer
    x = 70,719.92

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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.