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Finding the Fourth Proportional to 11,737.73, 17,622.99 and 8,030.75

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Solution

The fourth proportional to 11,737.73, 17,622.99 and 8,030.75 is: 12,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,737.73 : 17,622.99 = 8,030.75 : x
  2. Step 2: Convert to fraction form
    11,737.73/17,622.99 = 8,030.75/x
  3. Step 3: Cross multiply
    11,737.73x = 17,622.99 × 8,030.75
  4. Step 4: Simplify right side
    11,737.73x = 141,525,826.94
  5. Step 5: Solve for x
    x = 141,525,826.94/11,737.73
  6. Step 6: Final answer
    x = 12,057.34

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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.