Home / 351,470.28-527,096.44-126,801.54

Finding the Fourth Proportional to 351,470.28, 527,096.44 and 126,801.54

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Solution

The fourth proportional to 351,470.28, 527,096.44 and 126,801.54 is: 190,162.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,470.28 : 527,096.44 = 126,801.54 : x
  2. Step 2: Convert to fraction form
    351,470.28/527,096.44 = 126,801.54/x
  3. Step 3: Cross multiply
    351,470.28x = 527,096.44 × 126,801.54
  4. Step 4: Simplify right side
    351,470.28x = 66,836,640,320.52
  5. Step 5: Solve for x
    x = 66,836,640,320.52/351,470.28
  6. Step 6: Final answer
    x = 190,162.99

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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.