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Finding the Fourth Proportional to 69,394.10, 104,091.41 and 16,803.63

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Solution

The fourth proportional to 69,394.10, 104,091.41 and 16,803.63 is: 25,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,394.10 : 104,091.41 = 16,803.63 : x
  2. Step 2: Convert to fraction form
    69,394.10/104,091.41 = 16,803.63/x
  3. Step 3: Cross multiply
    69,394.10x = 104,091.41 × 16,803.63
  4. Step 4: Simplify right side
    69,394.10x = 1,749,113,581.83
  5. Step 5: Solve for x
    x = 1,749,113,581.83/69,394.10
  6. Step 6: Final answer
    x = 25,205.51

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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.