Home / 79,604.36-109,851.06-43,792.04

Finding the Fourth Proportional to 79,604.36, 109,851.06 and 43,792.04

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Solution

The fourth proportional to 79,604.36, 109,851.06 and 43,792.04 is: 60,431.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,604.36 : 109,851.06 = 43,792.04 : x
  2. Step 2: Convert to fraction form
    79,604.36/109,851.06 = 43,792.04/x
  3. Step 3: Cross multiply
    79,604.36x = 109,851.06 × 43,792.04
  4. Step 4: Simplify right side
    79,604.36x = 4,810,602,013.56
  5. Step 5: Solve for x
    x = 4,810,602,013.56/79,604.36
  6. Step 6: Final answer
    x = 60,431.39

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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.