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Finding the Fourth Proportional to 67,399.32, 101,099.39 and 29,950.59

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Solution

The fourth proportional to 67,399.32, 101,099.39 and 29,950.59 is: 44,926.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,399.32 : 101,099.39 = 29,950.59 : x
  2. Step 2: Convert to fraction form
    67,399.32/101,099.39 = 29,950.59/x
  3. Step 3: Cross multiply
    67,399.32x = 101,099.39 × 29,950.59
  4. Step 4: Simplify right side
    67,399.32x = 3,027,986,379.14
  5. Step 5: Solve for x
    x = 3,027,986,379.14/67,399.32
  6. Step 6: Final answer
    x = 44,926.07

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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.