Home / 302,539.62-453,805.27-102,999.16

Finding the Fourth Proportional to 302,539.62, 453,805.27 and 102,999.16

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Solution

The fourth proportional to 302,539.62, 453,805.27 and 102,999.16 is: 154,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,539.62 : 453,805.27 = 102,999.16 : x
  2. Step 2: Convert to fraction form
    302,539.62/453,805.27 = 102,999.16/x
  3. Step 3: Cross multiply
    302,539.62x = 453,805.27 × 102,999.16
  4. Step 4: Simplify right side
    302,539.62x = 46,741,560,221.56
  5. Step 5: Solve for x
    x = 46,741,560,221.56/302,539.62
  6. Step 6: Final answer
    x = 154,497.32

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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.