Home / 351,639.50-527,546.73-102,321.50

Finding the Fourth Proportional to 351,639.50, 527,546.73 and 102,321.50

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Solution

The fourth proportional to 351,639.50, 527,546.73 and 102,321.50 is: 153,507.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,639.50 : 527,546.73 = 102,321.50 : x
  2. Step 2: Convert to fraction form
    351,639.50/527,546.73 = 102,321.50/x
  3. Step 3: Cross multiply
    351,639.50x = 527,546.73 × 102,321.50
  4. Step 4: Simplify right side
    351,639.50x = 53,979,372,733.70
  5. Step 5: Solve for x
    x = 53,979,372,733.70/351,639.50
  6. Step 6: Final answer
    x = 153,507.71

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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.