Home / 86,944.38-119,983.24-49,218.63

Finding the Fourth Proportional to 86,944.38, 119,983.24 and 49,218.63

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Solution

The fourth proportional to 86,944.38, 119,983.24 and 49,218.63 is: 67,921.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,944.38 : 119,983.24 = 49,218.63 : x
  2. Step 2: Convert to fraction form
    86,944.38/119,983.24 = 49,218.63/x
  3. Step 3: Cross multiply
    86,944.38x = 119,983.24 × 49,218.63
  4. Step 4: Simplify right side
    86,944.38x = 5,905,410,695.76
  5. Step 5: Solve for x
    x = 5,905,410,695.76/86,944.38
  6. Step 6: Final answer
    x = 67,921.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.