Home / 126,755.06-174,921.76-70,166.42

Finding the Fourth Proportional to 126,755.06, 174,921.76 and 70,166.42

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Solution

The fourth proportional to 126,755.06, 174,921.76 and 70,166.42 is: 96,829.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,755.06 : 174,921.76 = 70,166.42 : x
  2. Step 2: Convert to fraction form
    126,755.06/174,921.76 = 70,166.42/x
  3. Step 3: Cross multiply
    126,755.06x = 174,921.76 × 70,166.42
  4. Step 4: Simplify right side
    126,755.06x = 12,273,633,679.30
  5. Step 5: Solve for x
    x = 12,273,633,679.30/126,755.06
  6. Step 6: Final answer
    x = 96,829.54

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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.