Home / 82,892.23-124,375.09-43,439.96

Finding the Fourth Proportional to 82,892.23, 124,375.09 and 43,439.96

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Solution

The fourth proportional to 82,892.23, 124,375.09 and 43,439.96 is: 65,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,892.23 : 124,375.09 = 43,439.96 : x
  2. Step 2: Convert to fraction form
    82,892.23/124,375.09 = 43,439.96/x
  3. Step 3: Cross multiply
    82,892.23x = 124,375.09 × 43,439.96
  4. Step 4: Simplify right side
    82,892.23x = 5,402,848,934.60
  5. Step 5: Solve for x
    x = 5,402,848,934.60/82,892.23
  6. Step 6: Final answer
    x = 65,179.20

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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.