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Finding the Fourth Proportional to 40,590.63, 60,830.33 and 22,829.90

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Solution

The fourth proportional to 40,590.63, 60,830.33 and 22,829.90 is: 34,213.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,590.63 : 60,830.33 = 22,829.90 : x
  2. Step 2: Convert to fraction form
    40,590.63/60,830.33 = 22,829.90/x
  3. Step 3: Cross multiply
    40,590.63x = 60,830.33 × 22,829.90
  4. Step 4: Simplify right side
    40,590.63x = 1,388,749,932.57
  5. Step 5: Solve for x
    x = 1,388,749,932.57/40,590.63
  6. Step 6: Final answer
    x = 34,213.56

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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.