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Finding the Fourth Proportional to 167,112.74, 230,667.22 and 107,496.74

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Solution

The fourth proportional to 167,112.74, 230,667.22 and 107,496.74 is: 148,378.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,112.74 : 230,667.22 = 107,496.74 : x
  2. Step 2: Convert to fraction form
    167,112.74/230,667.22 = 107,496.74/x
  3. Step 3: Cross multiply
    167,112.74x = 230,667.22 × 107,496.74
  4. Step 4: Simplify right side
    167,112.74x = 24,795,974,174.86
  5. Step 5: Solve for x
    x = 24,795,974,174.86/167,112.74
  6. Step 6: Final answer
    x = 148,378.72

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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.