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Finding the Fourth Proportional to 25,010.60, 37,518.16 and 7,241

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Solution

The fourth proportional to 25,010.60, 37,518.16 and 7,241 is: 10,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,010.60 : 37,518.16 = 7,241 : x
  2. Step 2: Convert to fraction form
    25,010.60/37,518.16 = 7,241/x
  3. Step 3: Cross multiply
    25,010.60x = 37,518.16 × 7,241
  4. Step 4: Simplify right side
    25,010.60x = 271,668,996.56
  5. Step 5: Solve for x
    x = 271,668,996.56/25,010.60
  6. Step 6: Final answer
    x = 10,862.15

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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.