Home / 228,944.24-343,414.68-71,172.40

Finding the Fourth Proportional to 228,944.24, 343,414.68 and 71,172.40

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Solution

The fourth proportional to 228,944.24, 343,414.68 and 71,172.40 is: 106,758.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,944.24 : 343,414.68 = 71,172.40 : x
  2. Step 2: Convert to fraction form
    228,944.24/343,414.68 = 71,172.40/x
  3. Step 3: Cross multiply
    228,944.24x = 343,414.68 × 71,172.40
  4. Step 4: Simplify right side
    228,944.24x = 24,441,646,970.83
  5. Step 5: Solve for x
    x = 24,441,646,970.83/228,944.24
  6. Step 6: Final answer
    x = 106,758.08

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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.