Home / 126,131.07-174,062.23-68,769.92

Finding the Fourth Proportional to 126,131.07, 174,062.23 and 68,769.92

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Solution

The fourth proportional to 126,131.07, 174,062.23 and 68,769.92 is: 94,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,131.07 : 174,062.23 = 68,769.92 : x
  2. Step 2: Convert to fraction form
    126,131.07/174,062.23 = 68,769.92/x
  3. Step 3: Cross multiply
    126,131.07x = 174,062.23 × 68,769.92
  4. Step 4: Simplify right side
    126,131.07x = 11,970,244,916.25
  5. Step 5: Solve for x
    x = 11,970,244,916.25/126,131.07
  6. Step 6: Final answer
    x = 94,903.23

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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.