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Finding the Fourth Proportional to 112,259.87, 168,389.81 and 33,373.97

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Solution

The fourth proportional to 112,259.87, 168,389.81 and 33,373.97 is: 50,060.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,259.87 : 168,389.81 = 33,373.97 : x
  2. Step 2: Convert to fraction form
    112,259.87/168,389.81 = 33,373.97/x
  3. Step 3: Cross multiply
    112,259.87x = 168,389.81 × 33,373.97
  4. Step 4: Simplify right side
    112,259.87x = 5,619,836,300.38
  5. Step 5: Solve for x
    x = 5,619,836,300.38/112,259.87
  6. Step 6: Final answer
    x = 50,060.96

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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.