Home / 144,675.92-199,647.26-81,010.52

Finding the Fourth Proportional to 144,675.92, 199,647.26 and 81,010.52

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Solution

The fourth proportional to 144,675.92, 199,647.26 and 81,010.52 is: 111,791.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,675.92 : 199,647.26 = 81,010.52 : x
  2. Step 2: Convert to fraction form
    144,675.92/199,647.26 = 81,010.52/x
  3. Step 3: Cross multiply
    144,675.92x = 199,647.26 × 81,010.52
  4. Step 4: Simplify right side
    144,675.92x = 16,173,528,349.18
  5. Step 5: Solve for x
    x = 16,173,528,349.18/144,675.92
  6. Step 6: Final answer
    x = 111,791.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.