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Finding the Fourth Proportional to 67,976.58, 101,950.86 and 25,841.88

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Solution

The fourth proportional to 67,976.58, 101,950.86 and 25,841.88 is: 38,757.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,976.58 : 101,950.86 = 25,841.88 : x
  2. Step 2: Convert to fraction form
    67,976.58/101,950.86 = 25,841.88/x
  3. Step 3: Cross multiply
    67,976.58x = 101,950.86 × 25,841.88
  4. Step 4: Simplify right side
    67,976.58x = 2,634,601,890.02
  5. Step 5: Solve for x
    x = 2,634,601,890.02/67,976.58
  6. Step 6: Final answer
    x = 38,757.49

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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.