Home / 167,434.56-231,063.54-90,956.70

Finding the Fourth Proportional to 167,434.56, 231,063.54 and 90,956.70

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Solution

The fourth proportional to 167,434.56, 231,063.54 and 90,956.70 is: 125,522.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,434.56 : 231,063.54 = 90,956.70 : x
  2. Step 2: Convert to fraction form
    167,434.56/231,063.54 = 90,956.70/x
  3. Step 3: Cross multiply
    167,434.56x = 231,063.54 × 90,956.70
  4. Step 4: Simplify right side
    167,434.56x = 21,016,777,088.72
  5. Step 5: Solve for x
    x = 21,016,777,088.72/167,434.56
  6. Step 6: Final answer
    x = 125,522.34

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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.