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Finding the Fourth Proportional to 40,591, 60,833.04 and 17,188.48

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Solution

The fourth proportional to 40,591, 60,833.04 and 17,188.48 is: 25,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,591 : 60,833.04 = 17,188.48 : x
  2. Step 2: Convert to fraction form
    40,591/60,833.04 = 17,188.48/x
  3. Step 3: Cross multiply
    40,591x = 60,833.04 × 17,188.48
  4. Step 4: Simplify right side
    40,591x = 1,045,627,491.38
  5. Step 5: Solve for x
    x = 1,045,627,491.38/40,591
  6. Step 6: Final answer
    x = 25,760.08

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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.