Home / 200,599.20-301,044.60-82,355.40

Finding the Fourth Proportional to 200,599.20, 301,044.60 and 82,355.40

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Solution

The fourth proportional to 200,599.20, 301,044.60 and 82,355.40 is: 123,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,599.20 : 301,044.60 = 82,355.40 : x
  2. Step 2: Convert to fraction form
    200,599.20/301,044.60 = 82,355.40/x
  3. Step 3: Cross multiply
    200,599.20x = 301,044.60 × 82,355.40
  4. Step 4: Simplify right side
    200,599.20x = 24,792,648,450.84
  5. Step 5: Solve for x
    x = 24,792,648,450.84/200,599.20
  6. Step 6: Final answer
    x = 123,592.96

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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.