Home / 49,640.68-74,462.94-14,579.56

Finding the Fourth Proportional to 49,640.68, 74,462.94 and 14,579.56

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Solution

The fourth proportional to 49,640.68, 74,462.94 and 14,579.56 is: 21,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,640.68 : 74,462.94 = 14,579.56 : x
  2. Step 2: Convert to fraction form
    49,640.68/74,462.94 = 14,579.56/x
  3. Step 3: Cross multiply
    49,640.68x = 74,462.94 × 14,579.56
  4. Step 4: Simplify right side
    49,640.68x = 1,085,636,901.51
  5. Step 5: Solve for x
    x = 1,085,636,901.51/49,640.68
  6. Step 6: Final answer
    x = 21,869.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.