Home / 64,949.25-97,426.71-20,579.27

Finding the Fourth Proportional to 64,949.25, 97,426.71 and 20,579.27

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Solution

The fourth proportional to 64,949.25, 97,426.71 and 20,579.27 is: 30,869.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,949.25 : 97,426.71 = 20,579.27 : x
  2. Step 2: Convert to fraction form
    64,949.25/97,426.71 = 20,579.27/x
  3. Step 3: Cross multiply
    64,949.25x = 97,426.71 × 20,579.27
  4. Step 4: Simplify right side
    64,949.25x = 2,004,970,813.87
  5. Step 5: Solve for x
    x = 2,004,970,813.87/64,949.25
  6. Step 6: Final answer
    x = 30,869.81

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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.