Home / 126,777.97-174,948.19-69,416.25

Finding the Fourth Proportional to 126,777.97, 174,948.19 and 69,416.25

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Solution

The fourth proportional to 126,777.97, 174,948.19 and 69,416.25 is: 95,791.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,777.97 : 174,948.19 = 69,416.25 : x
  2. Step 2: Convert to fraction form
    126,777.97/174,948.19 = 69,416.25/x
  3. Step 3: Cross multiply
    126,777.97x = 174,948.19 × 69,416.25
  4. Step 4: Simplify right side
    126,777.97x = 12,144,247,294.09
  5. Step 5: Solve for x
    x = 12,144,247,294.09/126,777.97
  6. Step 6: Final answer
    x = 95,791.46

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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.