Home / 126,193.30-174,147.31-68,833.86

Finding the Fourth Proportional to 126,193.30, 174,147.31 and 68,833.86

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Solution

The fourth proportional to 126,193.30, 174,147.31 and 68,833.86 is: 94,991.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,193.30 : 174,147.31 = 68,833.86 : x
  2. Step 2: Convert to fraction form
    126,193.30/174,147.31 = 68,833.86/x
  3. Step 3: Cross multiply
    126,193.30x = 174,147.31 × 68,833.86
  4. Step 4: Simplify right side
    126,193.30x = 11,987,231,091.51
  5. Step 5: Solve for x
    x = 11,987,231,091.51/126,193.30
  6. Step 6: Final answer
    x = 94,991.02

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1.5x scale

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.