Home / 53,204.73-79,758.07-18,119.98

Finding the Fourth Proportional to 53,204.73, 79,758.07 and 18,119.98

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Solution

The fourth proportional to 53,204.73, 79,758.07 and 18,119.98 is: 27,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,204.73 : 79,758.07 = 18,119.98 : x
  2. Step 2: Convert to fraction form
    53,204.73/79,758.07 = 18,119.98/x
  3. Step 3: Cross multiply
    53,204.73x = 79,758.07 × 18,119.98
  4. Step 4: Simplify right side
    53,204.73x = 1,445,214,633.24
  5. Step 5: Solve for x
    x = 1,445,214,633.24/53,204.73
  6. Step 6: Final answer
    x = 27,163.27

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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.