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Finding the Fourth Proportional to 29,411.82, 40,588.14 and 17,319.33

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Solution

The fourth proportional to 29,411.82, 40,588.14 and 17,319.33 is: 23,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,411.82 : 40,588.14 = 17,319.33 : x
  2. Step 2: Convert to fraction form
    29,411.82/40,588.14 = 17,319.33/x
  3. Step 3: Cross multiply
    29,411.82x = 40,588.14 × 17,319.33
  4. Step 4: Simplify right side
    29,411.82x = 702,959,390.75
  5. Step 5: Solve for x
    x = 702,959,390.75/29,411.82
  6. Step 6: Final answer
    x = 23,900.57

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