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Finding the Fourth Proportional to 167,889.92, 231,704.48 and 125,374.72

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Solution

The fourth proportional to 167,889.92, 231,704.48 and 125,374.72 is: 173,029.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,889.92 : 231,704.48 = 125,374.72 : x
  2. Step 2: Convert to fraction form
    167,889.92/231,704.48 = 125,374.72/x
  3. Step 3: Cross multiply
    167,889.92x = 231,704.48 × 125,374.72
  4. Step 4: Simplify right side
    167,889.92x = 29,049,884,302.75
  5. Step 5: Solve for x
    x = 29,049,884,302.75/167,889.92
  6. Step 6: Final answer
    x = 173,029.35

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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.