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Finding the Fourth Proportional to 29,968.75, 44,955.29 and 11,500.75

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Solution

The fourth proportional to 29,968.75, 44,955.29 and 11,500.75 is: 17,251.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,968.75 : 44,955.29 = 11,500.75 : x
  2. Step 2: Convert to fraction form
    29,968.75/44,955.29 = 11,500.75/x
  3. Step 3: Cross multiply
    29,968.75x = 44,955.29 × 11,500.75
  4. Step 4: Simplify right side
    29,968.75x = 517,019,493.96
  5. Step 5: Solve for x
    x = 517,019,493.96/29,968.75
  6. Step 6: Final answer
    x = 17,251.95

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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.