Home / 126,992.46-175,251.60-69,637.02

Finding the Fourth Proportional to 126,992.46, 175,251.60 and 69,637.02

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Solution

The fourth proportional to 126,992.46, 175,251.60 and 69,637.02 is: 96,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,992.46 : 175,251.60 = 69,637.02 : x
  2. Step 2: Convert to fraction form
    126,992.46/175,251.60 = 69,637.02/x
  3. Step 3: Cross multiply
    126,992.46x = 175,251.60 × 69,637.02
  4. Step 4: Simplify right side
    126,992.46x = 12,203,999,174.23
  5. Step 5: Solve for x
    x = 12,203,999,174.23/126,992.46
  6. Step 6: Final answer
    x = 96,100.19

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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.