Home / 193,720.49-290,593.04-51,563.45

Finding the Fourth Proportional to 193,720.49, 290,593.04 and 51,563.45

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Solution

The fourth proportional to 193,720.49, 290,593.04 and 51,563.45 is: 77,348.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,720.49 : 290,593.04 = 51,563.45 : x
  2. Step 2: Convert to fraction form
    193,720.49/290,593.04 = 51,563.45/x
  3. Step 3: Cross multiply
    193,720.49x = 290,593.04 × 51,563.45
  4. Step 4: Simplify right side
    193,720.49x = 14,983,978,364.33
  5. Step 5: Solve for x
    x = 14,983,978,364.33/193,720.49
  6. Step 6: Final answer
    x = 77,348.44

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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.