Home / 351,488.53-527,247.38-102,170.53

Finding the Fourth Proportional to 351,488.53, 527,247.38 and 102,170.53

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Solution

The fourth proportional to 351,488.53, 527,247.38 and 102,170.53 is: 153,260.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,488.53 : 527,247.38 = 102,170.53 : x
  2. Step 2: Convert to fraction form
    351,488.53/527,247.38 = 102,170.53/x
  3. Step 3: Cross multiply
    351,488.53x = 527,247.38 × 102,170.53
  4. Step 4: Simplify right side
    351,488.53x = 53,869,143,744.86
  5. Step 5: Solve for x
    x = 53,869,143,744.86/351,488.53
  6. Step 6: Final answer
    x = 153,260.03

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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.