Home / 53,093.88-79,558.20-19,805.04

Finding the Fourth Proportional to 53,093.88, 79,558.20 and 19,805.04

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Solution

The fourth proportional to 53,093.88, 79,558.20 and 19,805.04 is: 29,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,093.88 : 79,558.20 = 19,805.04 : x
  2. Step 2: Convert to fraction form
    53,093.88/79,558.20 = 19,805.04/x
  3. Step 3: Cross multiply
    53,093.88x = 79,558.20 × 19,805.04
  4. Step 4: Simplify right side
    53,093.88x = 1,575,653,333.33
  5. Step 5: Solve for x
    x = 1,575,653,333.33/53,093.88
  6. Step 6: Final answer
    x = 29,676.74

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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.