Home / 204,930.10-307,625.55-158,389.30

Finding the Fourth Proportional to 204,930.10, 307,625.55 and 158,389.30

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Solution

The fourth proportional to 204,930.10, 307,625.55 and 158,389.30 is: 237,762.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,930.10 : 307,625.55 = 158,389.30 : x
  2. Step 2: Convert to fraction form
    204,930.10/307,625.55 = 158,389.30/x
  3. Step 3: Cross multiply
    204,930.10x = 307,625.55 × 158,389.30
  4. Step 4: Simplify right side
    204,930.10x = 48,724,595,526.62
  5. Step 5: Solve for x
    x = 48,724,595,526.62/204,930.10
  6. Step 6: Final answer
    x = 237,762.02

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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.