Home / 107,732.28-161,544.33-62,768.19

Finding the Fourth Proportional to 107,732.28, 161,544.33 and 62,768.19

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Solution

The fourth proportional to 107,732.28, 161,544.33 and 62,768.19 is: 94,120.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,732.28 : 161,544.33 = 62,768.19 : x
  2. Step 2: Convert to fraction form
    107,732.28/161,544.33 = 62,768.19/x
  3. Step 3: Cross multiply
    107,732.28x = 161,544.33 × 62,768.19
  4. Step 4: Simplify right side
    107,732.28x = 10,139,845,198.86
  5. Step 5: Solve for x
    x = 10,139,845,198.86/107,732.28
  6. Step 6: Final answer
    x = 94,120.77

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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.