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Finding the Fourth Proportional to 40,165.74, 60,241.73 and 10,583.82

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Solution

The fourth proportional to 40,165.74, 60,241.73 and 10,583.82 is: 15,873.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.74 : 60,241.73 = 10,583.82 : x
  2. Step 2: Convert to fraction form
    40,165.74/60,241.73 = 10,583.82/x
  3. Step 3: Cross multiply
    40,165.74x = 60,241.73 × 10,583.82
  4. Step 4: Simplify right side
    40,165.74x = 637,587,573.89
  5. Step 5: Solve for x
    x = 637,587,573.89/40,165.74
  6. Step 6: Final answer
    x = 15,873.92

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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.