Home / 107,725.72-161,662.38-37,605.04

Finding the Fourth Proportional to 107,725.72, 161,662.38 and 37,605.04

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Solution

The fourth proportional to 107,725.72, 161,662.38 and 37,605.04 is: 56,433.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,725.72 : 161,662.38 = 37,605.04 : x
  2. Step 2: Convert to fraction form
    107,725.72/161,662.38 = 37,605.04/x
  3. Step 3: Cross multiply
    107,725.72x = 161,662.38 × 37,605.04
  4. Step 4: Simplify right side
    107,725.72x = 6,079,320,266.40
  5. Step 5: Solve for x
    x = 6,079,320,266.40/107,725.72
  6. Step 6: Final answer
    x = 56,433.32

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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.