Home / 79,167.75-109,252.68-43,361.10

Finding the Fourth Proportional to 79,167.75, 109,252.68 and 43,361.10

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Solution

The fourth proportional to 79,167.75, 109,252.68 and 43,361.10 is: 59,838.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,167.75 : 109,252.68 = 43,361.10 : x
  2. Step 2: Convert to fraction form
    79,167.75/109,252.68 = 43,361.10/x
  3. Step 3: Cross multiply
    79,167.75x = 109,252.68 × 43,361.10
  4. Step 4: Simplify right side
    79,167.75x = 4,737,316,382.75
  5. Step 5: Solve for x
    x = 4,737,316,382.75/79,167.75
  6. Step 6: Final answer
    x = 59,838.97

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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.