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Finding the Fourth Proportional to 34,700.67, 52,051.14 and 8,405.37

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Solution

The fourth proportional to 34,700.67, 52,051.14 and 8,405.37 is: 12,608.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,700.67 : 52,051.14 = 8,405.37 : x
  2. Step 2: Convert to fraction form
    34,700.67/52,051.14 = 8,405.37/x
  3. Step 3: Cross multiply
    34,700.67x = 52,051.14 × 8,405.37
  4. Step 4: Simplify right side
    34,700.67x = 437,509,090.62
  5. Step 5: Solve for x
    x = 437,509,090.62/34,700.67
  6. Step 6: Final answer
    x = 12,608.09

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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.