Home / 53,735.22-80,603.01-18,675.18

Finding the Fourth Proportional to 53,735.22, 80,603.01 and 18,675.18

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Solution

The fourth proportional to 53,735.22, 80,603.01 and 18,675.18 is: 28,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,735.22 : 80,603.01 = 18,675.18 : x
  2. Step 2: Convert to fraction form
    53,735.22/80,603.01 = 18,675.18/x
  3. Step 3: Cross multiply
    53,735.22x = 80,603.01 × 18,675.18
  4. Step 4: Simplify right side
    53,735.22x = 1,505,275,720.29
  5. Step 5: Solve for x
    x = 1,505,275,720.29/53,735.22
  6. Step 6: Final answer
    x = 28,012.83

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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.