Home / 74,917.94-103,389.91-43,086.87

Finding the Fourth Proportional to 74,917.94, 103,389.91 and 43,086.87

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Solution

The fourth proportional to 74,917.94, 103,389.91 and 43,086.87 is: 59,461.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,917.94 : 103,389.91 = 43,086.87 : x
  2. Step 2: Convert to fraction form
    74,917.94/103,389.91 = 43,086.87/x
  3. Step 3: Cross multiply
    74,917.94x = 103,389.91 × 43,086.87
  4. Step 4: Simplify right side
    74,917.94x = 4,454,747,396.05
  5. Step 5: Solve for x
    x = 4,454,747,396.05/74,917.94
  6. Step 6: Final answer
    x = 59,461.69

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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.