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Finding the Fourth Proportional to 112,644.48, 168,942.24 and 33,737.52

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Solution

The fourth proportional to 112,644.48, 168,942.24 and 33,737.52 is: 50,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,644.48 : 168,942.24 = 33,737.52 : x
  2. Step 2: Convert to fraction form
    112,644.48/168,942.24 = 33,737.52/x
  3. Step 3: Cross multiply
    112,644.48x = 168,942.24 × 33,737.52
  4. Step 4: Simplify right side
    112,644.48x = 5,699,692,200.84
  5. Step 5: Solve for x
    x = 5,699,692,200.84/112,644.48
  6. Step 6: Final answer
    x = 50,598.95

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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.