Home / 121,632.27-167,822.60-73,882.77

Finding the Fourth Proportional to 121,632.27, 167,822.60 and 73,882.77

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Solution

The fourth proportional to 121,632.27, 167,822.60 and 73,882.77 is: 101,940.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,632.27 : 167,822.60 = 73,882.77 : x
  2. Step 2: Convert to fraction form
    121,632.27/167,822.60 = 73,882.77/x
  3. Step 3: Cross multiply
    121,632.27x = 167,822.60 × 73,882.77
  4. Step 4: Simplify right side
    121,632.27x = 12,399,198,187.19
  5. Step 5: Solve for x
    x = 12,399,198,187.19/121,632.27
  6. Step 6: Final answer
    x = 101,940.04

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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.