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Finding the Fourth Proportional to 30,208.62, 41,693.24 and 22,590.12

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Solution

The fourth proportional to 30,208.62, 41,693.24 and 22,590.12 is: 31,178.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208.62 : 41,693.24 = 22,590.12 : x
  2. Step 2: Convert to fraction form
    30,208.62/41,693.24 = 22,590.12/x
  3. Step 3: Cross multiply
    30,208.62x = 41,693.24 × 22,590.12
  4. Step 4: Simplify right side
    30,208.62x = 941,855,294.79
  5. Step 5: Solve for x
    x = 941,855,294.79/30,208.62
  6. Step 6: Final answer
    x = 31,178.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.