Home / 204,708.98-307,063.47-79,962.50

Finding the Fourth Proportional to 204,708.98, 307,063.47 and 79,962.50

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Solution

The fourth proportional to 204,708.98, 307,063.47 and 79,962.50 is: 119,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,708.98 : 307,063.47 = 79,962.50 : x
  2. Step 2: Convert to fraction form
    204,708.98/307,063.47 = 79,962.50/x
  3. Step 3: Cross multiply
    204,708.98x = 307,063.47 × 79,962.50
  4. Step 4: Simplify right side
    204,708.98x = 24,553,562,719.88
  5. Step 5: Solve for x
    x = 24,553,562,719.88/204,708.98
  6. Step 6: Final answer
    x = 119,943.75

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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.