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Finding the Fourth Proportional to 29,319.32, 40,460.65 and 17,217.41

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Solution

The fourth proportional to 29,319.32, 40,460.65 and 17,217.41 is: 23,760.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,319.32 : 40,460.65 = 17,217.41 : x
  2. Step 2: Convert to fraction form
    29,319.32/40,460.65 = 17,217.41/x
  3. Step 3: Cross multiply
    29,319.32x = 40,460.65 × 17,217.41
  4. Step 4: Simplify right side
    29,319.32x = 696,627,354.57
  5. Step 5: Solve for x
    x = 696,627,354.57/29,319.32
  6. Step 6: Final answer
    x = 23,760.01

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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.