Home / 67,830.60-101,705.94-27,837.66

Finding the Fourth Proportional to 67,830.60, 101,705.94 and 27,837.66

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Solution

The fourth proportional to 67,830.60, 101,705.94 and 27,837.66 is: 41,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,830.60 : 101,705.94 = 27,837.66 : x
  2. Step 2: Convert to fraction form
    67,830.60/101,705.94 = 27,837.66/x
  3. Step 3: Cross multiply
    67,830.60x = 101,705.94 × 27,837.66
  4. Step 4: Simplify right side
    67,830.60x = 2,831,255,377.70
  5. Step 5: Solve for x
    x = 2,831,255,377.70/67,830.60
  6. Step 6: Final answer
    x = 41,740.09

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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.