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Finding the Fourth Proportional to 112,548.68, 168,823.02 and 29,441.96

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Solution

The fourth proportional to 112,548.68, 168,823.02 and 29,441.96 is: 44,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,548.68 : 168,823.02 = 29,441.96 : x
  2. Step 2: Convert to fraction form
    112,548.68/168,823.02 = 29,441.96/x
  3. Step 3: Cross multiply
    112,548.68x = 168,823.02 × 29,441.96
  4. Step 4: Simplify right side
    112,548.68x = 4,970,480,601.92
  5. Step 5: Solve for x
    x = 4,970,480,601.92/112,548.68
  6. Step 6: Final answer
    x = 44,162.94

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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.