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Finding the Fourth Proportional to 27,144.69, 40,710.48 and 11,341.19

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Solution

The fourth proportional to 27,144.69, 40,710.48 and 11,341.19 is: 17,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,144.69 : 40,710.48 = 11,341.19 : x
  2. Step 2: Convert to fraction form
    27,144.69/40,710.48 = 11,341.19/x
  3. Step 3: Cross multiply
    27,144.69x = 40,710.48 × 11,341.19
  4. Step 4: Simplify right side
    27,144.69x = 461,705,085.12
  5. Step 5: Solve for x
    x = 461,705,085.12/27,144.69
  6. Step 6: Final answer
    x = 17,009.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.