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Finding the Fourth Proportional to 16,735.95, 25,103.97 and 6,868.31

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Solution

The fourth proportional to 16,735.95, 25,103.97 and 6,868.31 is: 10,302.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,735.95 : 25,103.97 = 6,868.31 : x
  2. Step 2: Convert to fraction form
    16,735.95/25,103.97 = 6,868.31/x
  3. Step 3: Cross multiply
    16,735.95x = 25,103.97 × 6,868.31
  4. Step 4: Simplify right side
    16,735.95x = 172,421,722.67
  5. Step 5: Solve for x
    x = 172,421,722.67/16,735.95
  6. Step 6: Final answer
    x = 10,302.48

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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.