Home / 106,930.96-147,562.94-59,183.28

Finding the Fourth Proportional to 106,930.96, 147,562.94 and 59,183.28

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Solution

The fourth proportional to 106,930.96, 147,562.94 and 59,183.28 is: 81,671.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,930.96 : 147,562.94 = 59,183.28 : x
  2. Step 2: Convert to fraction form
    106,930.96/147,562.94 = 59,183.28/x
  3. Step 3: Cross multiply
    106,930.96x = 147,562.94 × 59,183.28
  4. Step 4: Simplify right side
    106,930.96x = 8,733,259,016.59
  5. Step 5: Solve for x
    x = 8,733,259,016.59/106,930.96
  6. Step 6: Final answer
    x = 81,671.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.