Home / 351,469.28-527,094.95-126,800.54

Finding the Fourth Proportional to 351,469.28, 527,094.95 and 126,800.54

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Solution

The fourth proportional to 351,469.28, 527,094.95 and 126,800.54 is: 190,161.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,469.28 : 527,094.95 = 126,800.54 : x
  2. Step 2: Convert to fraction form
    351,469.28/527,094.95 = 126,800.54/x
  3. Step 3: Cross multiply
    351,469.28x = 527,094.95 × 126,800.54
  4. Step 4: Simplify right side
    351,469.28x = 66,835,922,998.40
  5. Step 5: Solve for x
    x = 66,835,922,998.40/351,469.28
  6. Step 6: Final answer
    x = 190,161.49

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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.