Home / 82,795.68-114,420.24-73,579.68

Finding the Fourth Proportional to 82,795.68, 114,420.24 and 73,579.68

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Solution

The fourth proportional to 82,795.68, 114,420.24 and 73,579.68 is: 101,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,795.68 : 114,420.24 = 73,579.68 : x
  2. Step 2: Convert to fraction form
    82,795.68/114,420.24 = 73,579.68/x
  3. Step 3: Cross multiply
    82,795.68x = 114,420.24 × 73,579.68
  4. Step 4: Simplify right side
    82,795.68x = 8,419,004,644.72
  5. Step 5: Solve for x
    x = 8,419,004,644.72/82,795.68
  6. Step 6: Final answer
    x = 101,684.11

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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.