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Finding the Fourth Proportional to 107,855.88, 148,841.34 and 60,108.27

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Solution

The fourth proportional to 107,855.88, 148,841.34 and 60,108.27 is: 82,949.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,855.88 : 148,841.34 = 60,108.27 : x
  2. Step 2: Convert to fraction form
    107,855.88/148,841.34 = 60,108.27/x
  3. Step 3: Cross multiply
    107,855.88x = 148,841.34 × 60,108.27
  4. Step 4: Simplify right side
    107,855.88x = 8,946,595,451.88
  5. Step 5: Solve for x
    x = 8,946,595,451.88/107,855.88
  6. Step 6: Final answer
    x = 82,949.54

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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.