Home / 53,190.24-79,765.44-17,645.04

Finding the Fourth Proportional to 53,190.24, 79,765.44 and 17,645.04

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Solution

The fourth proportional to 53,190.24, 79,765.44 and 17,645.04 is: 26,460.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,190.24 : 79,765.44 = 17,645.04 : x
  2. Step 2: Convert to fraction form
    53,190.24/79,765.44 = 17,645.04/x
  3. Step 3: Cross multiply
    53,190.24x = 79,765.44 × 17,645.04
  4. Step 4: Simplify right side
    53,190.24x = 1,407,464,379.42
  5. Step 5: Solve for x
    x = 1,407,464,379.42/53,190.24
  6. Step 6: Final answer
    x = 26,460.95

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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.