Home / 74,974.14-103,423.37-48,086.73

Finding the Fourth Proportional to 74,974.14, 103,423.37 and 48,086.73

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Solution

The fourth proportional to 74,974.14, 103,423.37 and 48,086.73 is: 66,333.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,974.14 : 103,423.37 = 48,086.73 : x
  2. Step 2: Convert to fraction form
    74,974.14/103,423.37 = 48,086.73/x
  3. Step 3: Cross multiply
    74,974.14x = 103,423.37 × 48,086.73
  4. Step 4: Simplify right side
    74,974.14x = 4,973,291,428.45
  5. Step 5: Solve for x
    x = 4,973,291,428.45/74,974.14
  6. Step 6: Final answer
    x = 66,333.42

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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.