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Finding the Fourth Proportional to 40,586.91, 60,869.03 and 17,197.35

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Solution

The fourth proportional to 40,586.91, 60,869.03 and 17,197.35 is: 25,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,586.91 : 60,869.03 = 17,197.35 : x
  2. Step 2: Convert to fraction form
    40,586.91/60,869.03 = 17,197.35/x
  3. Step 3: Cross multiply
    40,586.91x = 60,869.03 × 17,197.35
  4. Step 4: Simplify right side
    40,586.91x = 1,046,785,927.08
  5. Step 5: Solve for x
    x = 1,046,785,927.08/40,586.91
  6. Step 6: Final answer
    x = 25,791.22

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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.