Home / 121,236.96-167,292.29-69,551.38

Finding the Fourth Proportional to 121,236.96, 167,292.29 and 69,551.38

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Solution

The fourth proportional to 121,236.96, 167,292.29 and 69,551.38 is: 95,972.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,236.96 : 167,292.29 = 69,551.38 : x
  2. Step 2: Convert to fraction form
    121,236.96/167,292.29 = 69,551.38/x
  3. Step 3: Cross multiply
    121,236.96x = 167,292.29 × 69,551.38
  4. Step 4: Simplify right side
    121,236.96x = 11,635,409,632.86
  5. Step 5: Solve for x
    x = 11,635,409,632.86/121,236.96
  6. Step 6: Final answer
    x = 95,972.46

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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.