Home / 204,600.30-307,556.55-145,842.90

Finding the Fourth Proportional to 204,600.30, 307,556.55 and 145,842.90

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Solution

The fourth proportional to 204,600.30, 307,556.55 and 145,842.90 is: 219,232.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,600.30 : 307,556.55 = 145,842.90 : x
  2. Step 2: Convert to fraction form
    204,600.30/307,556.55 = 145,842.90/x
  3. Step 3: Cross multiply
    204,600.30x = 307,556.55 × 145,842.90
  4. Step 4: Simplify right side
    204,600.30x = 44,854,939,166.00
  5. Step 5: Solve for x
    x = 44,854,939,166.00/204,600.30
  6. Step 6: Final answer
    x = 219,232.03

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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.