Home / 121,342.47-167,452.74-67,626.27

Finding the Fourth Proportional to 121,342.47, 167,452.74 and 67,626.27

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Solution

The fourth proportional to 121,342.47, 167,452.74 and 67,626.27 is: 93,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,342.47 : 167,452.74 = 67,626.27 : x
  2. Step 2: Convert to fraction form
    121,342.47/167,452.74 = 67,626.27/x
  3. Step 3: Cross multiply
    121,342.47x = 167,452.74 × 67,626.27
  4. Step 4: Simplify right side
    121,342.47x = 11,324,204,207.48
  5. Step 5: Solve for x
    x = 11,324,204,207.48/121,342.47
  6. Step 6: Final answer
    x = 93,324.33

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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.