Home / 53,250.41-79,829.15-19,961.54

Finding the Fourth Proportional to 53,250.41, 79,829.15 and 19,961.54

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Solution

The fourth proportional to 53,250.41, 79,829.15 and 19,961.54 is: 29,924.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,250.41 : 79,829.15 = 19,961.54 : x
  2. Step 2: Convert to fraction form
    53,250.41/79,829.15 = 19,961.54/x
  3. Step 3: Cross multiply
    53,250.41x = 79,829.15 × 19,961.54
  4. Step 4: Simplify right side
    53,250.41x = 1,593,512,571.30
  5. Step 5: Solve for x
    x = 1,593,512,571.30/53,250.41
  6. Step 6: Final answer
    x = 29,924.89

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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.