Home / 107,916.08-161,872.20-41,338.16

Finding the Fourth Proportional to 107,916.08, 161,872.20 and 41,338.16

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Solution

The fourth proportional to 107,916.08, 161,872.20 and 41,338.16 is: 62,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,916.08 : 161,872.20 = 41,338.16 : x
  2. Step 2: Convert to fraction form
    107,916.08/161,872.20 = 41,338.16/x
  3. Step 3: Cross multiply
    107,916.08x = 161,872.20 × 41,338.16
  4. Step 4: Simplify right side
    107,916.08x = 6,691,498,903.15
  5. Step 5: Solve for x
    x = 6,691,498,903.15/107,916.08
  6. Step 6: Final answer
    x = 62,006.50

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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.