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Finding the Fourth Proportional to 106,563.48, 159,853.86 and 35,483.56

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Solution

The fourth proportional to 106,563.48, 159,853.86 and 35,483.56 is: 53,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,563.48 : 159,853.86 = 35,483.56 : x
  2. Step 2: Convert to fraction form
    106,563.48/159,853.86 = 35,483.56/x
  3. Step 3: Cross multiply
    106,563.48x = 159,853.86 × 35,483.56
  4. Step 4: Simplify right side
    106,563.48x = 5,672,184,032.54
  5. Step 5: Solve for x
    x = 5,672,184,032.54/106,563.48
  6. Step 6: Final answer
    x = 53,228.22

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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.