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Finding the Fourth Proportional to 16,735.90, 25,103.85 and 7,495.42

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Solution

The fourth proportional to 16,735.90, 25,103.85 and 7,495.42 is: 11,243.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,735.90 : 25,103.85 = 7,495.42 : x
  2. Step 2: Convert to fraction form
    16,735.90/25,103.85 = 7,495.42/x
  3. Step 3: Cross multiply
    16,735.90x = 25,103.85 × 7,495.42
  4. Step 4: Simplify right side
    16,735.90x = 188,163,899.37
  5. Step 5: Solve for x
    x = 188,163,899.37/16,735.90
  6. Step 6: Final answer
    x = 11,243.13

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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.