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Finding the Fourth Proportional to 29,241.75, 43,866.94 and 8,462.55

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Solution

The fourth proportional to 29,241.75, 43,866.94 and 8,462.55 is: 12,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,241.75 : 43,866.94 = 8,462.55 : x
  2. Step 2: Convert to fraction form
    29,241.75/43,866.94 = 8,462.55/x
  3. Step 3: Cross multiply
    29,241.75x = 43,866.94 × 8,462.55
  4. Step 4: Simplify right side
    29,241.75x = 371,226,173.10
  5. Step 5: Solve for x
    x = 371,226,173.10/29,241.75
  6. Step 6: Final answer
    x = 12,695.07

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1.5x scale

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.