Home / 114,826.28-158,463.78-69,512.54

Finding the Fourth Proportional to 114,826.28, 158,463.78 and 69,512.54

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Solution

The fourth proportional to 114,826.28, 158,463.78 and 69,512.54 is: 95,929.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,826.28 : 158,463.78 = 69,512.54 : x
  2. Step 2: Convert to fraction form
    114,826.28/158,463.78 = 69,512.54/x
  3. Step 3: Cross multiply
    114,826.28x = 158,463.78 × 69,512.54
  4. Step 4: Simplify right side
    114,826.28x = 11,015,219,845.80
  5. Step 5: Solve for x
    x = 11,015,219,845.80/114,826.28
  6. Step 6: Final answer
    x = 95,929.43

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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.