Home / 74,936.46-103,342.02-48,087.42

Finding the Fourth Proportional to 74,936.46, 103,342.02 and 48,087.42

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Solution

The fourth proportional to 74,936.46, 103,342.02 and 48,087.42 is: 66,315.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,936.46 : 103,342.02 = 48,087.42 : x
  2. Step 2: Convert to fraction form
    74,936.46/103,342.02 = 48,087.42/x
  3. Step 3: Cross multiply
    74,936.46x = 103,342.02 × 48,087.42
  4. Step 4: Simplify right side
    74,936.46x = 4,969,451,119.39
  5. Step 5: Solve for x
    x = 4,969,451,119.39/74,936.46
  6. Step 6: Final answer
    x = 66,315.53

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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.