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Finding the Fourth Proportional to 167,029.96, 250,425.96 and 78,234.88

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Solution

The fourth proportional to 167,029.96, 250,425.96 and 78,234.88 is: 117,296.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,029.96 : 250,425.96 = 78,234.88 : x
  2. Step 2: Convert to fraction form
    167,029.96/250,425.96 = 78,234.88/x
  3. Step 3: Cross multiply
    167,029.96x = 250,425.96 × 78,234.88
  4. Step 4: Simplify right side
    167,029.96x = 19,592,044,929.48
  5. Step 5: Solve for x
    x = 19,592,044,929.48/167,029.96
  6. Step 6: Final answer
    x = 117,296.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.