Home / 67,116.21-100,611.69-22,712.07

Finding the Fourth Proportional to 67,116.21, 100,611.69 and 22,712.07

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Solution

The fourth proportional to 67,116.21, 100,611.69 and 22,712.07 is: 34,046.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,116.21 : 100,611.69 = 22,712.07 : x
  2. Step 2: Convert to fraction form
    67,116.21/100,611.69 = 22,712.07/x
  3. Step 3: Cross multiply
    67,116.21x = 100,611.69 × 22,712.07
  4. Step 4: Simplify right side
    67,116.21x = 2,285,099,746.10
  5. Step 5: Solve for x
    x = 2,285,099,746.10/67,116.21
  6. Step 6: Final answer
    x = 34,046.91

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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.