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Finding the Fourth Proportional to 183,871.88, 253,772.70 and 171,865.22

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Solution

The fourth proportional to 183,871.88, 253,772.70 and 171,865.22 is: 237,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,871.88 : 253,772.70 = 171,865.22 : x
  2. Step 2: Convert to fraction form
    183,871.88/253,772.70 = 171,865.22/x
  3. Step 3: Cross multiply
    183,871.88x = 253,772.70 × 171,865.22
  4. Step 4: Simplify right side
    183,871.88x = 43,614,700,915.49
  5. Step 5: Solve for x
    x = 43,614,700,915.49/183,871.88
  6. Step 6: Final answer
    x = 237,201.58

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Why These Related Problems?

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