Home / 52,817.49-79,224.62-21,629.25

Finding the Fourth Proportional to 52,817.49, 79,224.62 and 21,629.25

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Solution

The fourth proportional to 52,817.49, 79,224.62 and 21,629.25 is: 32,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,817.49 : 79,224.62 = 21,629.25 : x
  2. Step 2: Convert to fraction form
    52,817.49/79,224.62 = 21,629.25/x
  3. Step 3: Cross multiply
    52,817.49x = 79,224.62 × 21,629.25
  4. Step 4: Simplify right side
    52,817.49x = 1,713,569,003.99
  5. Step 5: Solve for x
    x = 1,713,569,003.99/52,817.49
  6. Step 6: Final answer
    x = 32,443.21

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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.