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Finding the Fourth Proportional to 101,611.53, 152,357.15 and 41,622.12

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Solution

The fourth proportional to 101,611.53, 152,357.15 and 41,622.12 is: 62,408.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,611.53 : 152,357.15 = 41,622.12 : x
  2. Step 2: Convert to fraction form
    101,611.53/152,357.15 = 41,622.12/x
  3. Step 3: Cross multiply
    101,611.53x = 152,357.15 × 41,622.12
  4. Step 4: Simplify right side
    101,611.53x = 6,341,427,684.21
  5. Step 5: Solve for x
    x = 6,341,427,684.21/101,611.53
  6. Step 6: Final answer
    x = 62,408.54

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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.