Home / 74,468.86-102,769.52-43,836.41

Finding the Fourth Proportional to 74,468.86, 102,769.52 and 43,836.41

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Solution

The fourth proportional to 74,468.86, 102,769.52 and 43,836.41 is: 60,495.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,468.86 : 102,769.52 = 43,836.41 : x
  2. Step 2: Convert to fraction form
    74,468.86/102,769.52 = 43,836.41/x
  3. Step 3: Cross multiply
    74,468.86x = 102,769.52 × 43,836.41
  4. Step 4: Simplify right side
    74,468.86x = 4,505,046,814.22
  5. Step 5: Solve for x
    x = 4,505,046,814.22/74,468.86
  6. Step 6: Final answer
    x = 60,495.71

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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.