Home / 77,324.38-115,903.64-50,660.29

Finding the Fourth Proportional to 77,324.38, 115,903.64 and 50,660.29

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Solution

The fourth proportional to 77,324.38, 115,903.64 and 50,660.29 is: 75,936.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,324.38 : 115,903.64 = 50,660.29 : x
  2. Step 2: Convert to fraction form
    77,324.38/115,903.64 = 50,660.29/x
  3. Step 3: Cross multiply
    77,324.38x = 115,903.64 × 50,660.29
  4. Step 4: Simplify right side
    77,324.38x = 5,871,712,285.99
  5. Step 5: Solve for x
    x = 5,871,712,285.99/77,324.38
  6. Step 6: Final answer
    x = 75,936.11

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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.