Home / 67,314.60-100,942.38-22,929.12

Finding the Fourth Proportional to 67,314.60, 100,942.38 and 22,929.12

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Solution

The fourth proportional to 67,314.60, 100,942.38 and 22,929.12 is: 34,383.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,314.60 : 100,942.38 = 22,929.12 : x
  2. Step 2: Convert to fraction form
    67,314.60/100,942.38 = 22,929.12/x
  3. Step 3: Cross multiply
    67,314.60x = 100,942.38 × 22,929.12
  4. Step 4: Simplify right side
    67,314.60x = 2,314,519,944.11
  5. Step 5: Solve for x
    x = 2,314,519,944.11/67,314.60
  6. Step 6: Final answer
    x = 34,383.62

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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.