Home / 28,769.03-43,098.25-17,643.27

Finding the Fourth Proportional to 28,769.03, 43,098.25 and 17,643.27

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Solution

The fourth proportional to 28,769.03, 43,098.25 and 17,643.27 is: 26,430.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,769.03 : 43,098.25 = 17,643.27 : x
  2. Step 2: Convert to fraction form
    28,769.03/43,098.25 = 17,643.27/x
  3. Step 3: Cross multiply
    28,769.03x = 43,098.25 × 17,643.27
  4. Step 4: Simplify right side
    28,769.03x = 760,394,061.28
  5. Step 5: Solve for x
    x = 760,394,061.28/28,769.03
  6. Step 6: Final answer
    x = 26,430.99

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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.