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Finding the Fourth Proportional to 106,602, 159,903.81 and 36,481.92

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Solution

The fourth proportional to 106,602, 159,903.81 and 36,481.92 is: 54,723.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,602 : 159,903.81 = 36,481.92 : x
  2. Step 2: Convert to fraction form
    106,602/159,903.81 = 36,481.92/x
  3. Step 3: Cross multiply
    106,602x = 159,903.81 × 36,481.92
  4. Step 4: Simplify right side
    106,602x = 5,833,598,004.12
  5. Step 5: Solve for x
    x = 5,833,598,004.12/106,602
  6. Step 6: Final answer
    x = 54,723.16

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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.