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Finding the Fourth Proportional to 71,308.67, 106,961.57 and 24,560.51

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Solution

The fourth proportional to 71,308.67, 106,961.57 and 24,560.51 is: 36,840.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,308.67 : 106,961.57 = 24,560.51 : x
  2. Step 2: Convert to fraction form
    71,308.67/106,961.57 = 24,560.51/x
  3. Step 3: Cross multiply
    71,308.67x = 106,961.57 × 24,560.51
  4. Step 4: Simplify right side
    71,308.67x = 2,627,030,586.80
  5. Step 5: Solve for x
    x = 2,627,030,586.80/71,308.67
  6. Step 6: Final answer
    x = 36,840.27

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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.