Home / 107,376.45-161,049.97-59,433.74

Finding the Fourth Proportional to 107,376.45, 161,049.97 and 59,433.74

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Solution

The fourth proportional to 107,376.45, 161,049.97 and 59,433.74 is: 89,142.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,376.45 : 161,049.97 = 59,433.74 : x
  2. Step 2: Convert to fraction form
    107,376.45/161,049.97 = 59,433.74/x
  3. Step 3: Cross multiply
    107,376.45x = 161,049.97 × 59,433.74
  4. Step 4: Simplify right side
    107,376.45x = 9,571,801,090.15
  5. Step 5: Solve for x
    x = 9,571,801,090.15/107,376.45
  6. Step 6: Final answer
    x = 89,142.46

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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.