Home / 71,694.09-98,962.46-43,399.79

Finding the Fourth Proportional to 71,694.09, 98,962.46 and 43,399.79

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Solution

The fourth proportional to 71,694.09, 98,962.46 and 43,399.79 is: 59,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,694.09 : 98,962.46 = 43,399.79 : x
  2. Step 2: Convert to fraction form
    71,694.09/98,962.46 = 43,399.79/x
  3. Step 3: Cross multiply
    71,694.09x = 98,962.46 × 43,399.79
  4. Step 4: Simplify right side
    71,694.09x = 4,294,949,270.07
  5. Step 5: Solve for x
    x = 4,294,949,270.07/71,694.09
  6. Step 6: Final answer
    x = 59,906.60

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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.