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Finding the Fourth Proportional to 167,404.61, 231,020.06 and 90,924.44

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Solution

The fourth proportional to 167,404.61, 231,020.06 and 90,924.44 is: 125,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,404.61 : 231,020.06 = 90,924.44 : x
  2. Step 2: Convert to fraction form
    167,404.61/231,020.06 = 90,924.44/x
  3. Step 3: Cross multiply
    167,404.61x = 231,020.06 × 90,924.44
  4. Step 4: Simplify right side
    167,404.61x = 21,005,369,584.27
  5. Step 5: Solve for x
    x = 21,005,369,584.27/167,404.61
  6. Step 6: Final answer
    x = 125,476.65

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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.