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Finding the Fourth Proportional to 124,511.22, 171,825.11 and 67,922.19

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Solution

The fourth proportional to 124,511.22, 171,825.11 and 67,922.19 is: 93,732.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,511.22 : 171,825.11 = 67,922.19 : x
  2. Step 2: Convert to fraction form
    124,511.22/171,825.11 = 67,922.19/x
  3. Step 3: Cross multiply
    124,511.22x = 171,825.11 × 67,922.19
  4. Step 4: Simplify right side
    124,511.22x = 11,670,737,768.19
  5. Step 5: Solve for x
    x = 11,670,737,768.19/124,511.22
  6. Step 6: Final answer
    x = 93,732.42

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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.