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Finding the Fourth Proportional to 29,052.62, 43,580.56 and 8,274.50

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Solution

The fourth proportional to 29,052.62, 43,580.56 and 8,274.50 is: 12,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,052.62 : 43,580.56 = 8,274.50 : x
  2. Step 2: Convert to fraction form
    29,052.62/43,580.56 = 8,274.50/x
  3. Step 3: Cross multiply
    29,052.62x = 43,580.56 × 8,274.50
  4. Step 4: Simplify right side
    29,052.62x = 360,607,343.72
  5. Step 5: Solve for x
    x = 360,607,343.72/29,052.62
  6. Step 6: Final answer
    x = 12,412.21

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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.