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Finding the Fourth Proportional to 34,820.74, 52,181.87 and 17,302.87

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Solution

The fourth proportional to 34,820.74, 52,181.87 and 17,302.87 is: 25,929.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,820.74 : 52,181.87 = 17,302.87 : x
  2. Step 2: Convert to fraction form
    34,820.74/52,181.87 = 17,302.87/x
  3. Step 3: Cross multiply
    34,820.74x = 52,181.87 × 17,302.87
  4. Step 4: Simplify right side
    34,820.74x = 902,895,895.49
  5. Step 5: Solve for x
    x = 902,895,895.49/34,820.74
  6. Step 6: Final answer
    x = 25,929.83

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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.