Home / 79,648.14-109,913.10-43,837.41

Finding the Fourth Proportional to 79,648.14, 109,913.10 and 43,837.41

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Solution

The fourth proportional to 79,648.14, 109,913.10 and 43,837.41 is: 60,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,648.14 : 109,913.10 = 43,837.41 : x
  2. Step 2: Convert to fraction form
    79,648.14/109,913.10 = 43,837.41/x
  3. Step 3: Cross multiply
    79,648.14x = 109,913.10 × 43,837.41
  4. Step 4: Simplify right side
    79,648.14x = 4,818,305,629.07
  5. Step 5: Solve for x
    x = 4,818,305,629.07/79,648.14
  6. Step 6: Final answer
    x = 60,494.89

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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.