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Finding the Fourth Proportional to 29,373, 40,516.30 and 17,427.88

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Solution

The fourth proportional to 29,373, 40,516.30 and 17,427.88 is: 24,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,373 : 40,516.30 = 17,427.88 : x
  2. Step 2: Convert to fraction form
    29,373/40,516.30 = 17,427.88/x
  3. Step 3: Cross multiply
    29,373x = 40,516.30 × 17,427.88
  4. Step 4: Simplify right side
    29,373x = 706,113,214.44
  5. Step 5: Solve for x
    x = 706,113,214.44/29,373
  6. Step 6: Final answer
    x = 24,039.53

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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.