Home / 121,236.72-167,306.92-70,259.27

Finding the Fourth Proportional to 121,236.72, 167,306.92 and 70,259.27

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Solution

The fourth proportional to 121,236.72, 167,306.92 and 70,259.27 is: 96,957.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,236.72 : 167,306.92 = 70,259.27 : x
  2. Step 2: Convert to fraction form
    121,236.72/167,306.92 = 70,259.27/x
  3. Step 3: Cross multiply
    121,236.72x = 167,306.92 × 70,259.27
  4. Step 4: Simplify right side
    121,236.72x = 11,754,861,052.97
  5. Step 5: Solve for x
    x = 11,754,861,052.97/121,236.72
  6. Step 6: Final answer
    x = 96,957.93

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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.