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Finding the Fourth Proportional to 21,737.52, 32,592.24 and 6,941.52

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Solution

The fourth proportional to 21,737.52, 32,592.24 and 6,941.52 is: 10,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,737.52 : 32,592.24 = 6,941.52 : x
  2. Step 2: Convert to fraction form
    21,737.52/32,592.24 = 6,941.52/x
  3. Step 3: Cross multiply
    21,737.52x = 32,592.24 × 6,941.52
  4. Step 4: Simplify right side
    21,737.52x = 226,239,685.80
  5. Step 5: Solve for x
    x = 226,239,685.80/21,737.52
  6. Step 6: Final answer
    x = 10,407.80

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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.