Home / 170,944.45-256,277.94-71,179.28

Finding the Fourth Proportional to 170,944.45, 256,277.94 and 71,179.28

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Solution

The fourth proportional to 170,944.45, 256,277.94 and 71,179.28 is: 106,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,944.45 : 256,277.94 = 71,179.28 : x
  2. Step 2: Convert to fraction form
    170,944.45/256,277.94 = 71,179.28/x
  3. Step 3: Cross multiply
    170,944.45x = 256,277.94 × 71,179.28
  4. Step 4: Simplify right side
    170,944.45x = 18,241,679,249.08
  5. Step 5: Solve for x
    x = 18,241,679,249.08/170,944.45
  6. Step 6: Final answer
    x = 106,711.15

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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.