Home / 126,131.35-174,060.40-69,542.73

Finding the Fourth Proportional to 126,131.35, 174,060.40 and 69,542.73

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Solution

The fourth proportional to 126,131.35, 174,060.40 and 69,542.73 is: 95,968.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,131.35 : 174,060.40 = 69,542.73 : x
  2. Step 2: Convert to fraction form
    126,131.35/174,060.40 = 69,542.73/x
  3. Step 3: Cross multiply
    126,131.35x = 174,060.40 × 69,542.73
  4. Step 4: Simplify right side
    126,131.35x = 12,104,635,400.89
  5. Step 5: Solve for x
    x = 12,104,635,400.89/126,131.35
  6. Step 6: Final answer
    x = 95,968.49

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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.