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Finding the Fourth Proportional to 17,196.60, 25,794.90 and 13,308.60

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Solution

The fourth proportional to 17,196.60, 25,794.90 and 13,308.60 is: 19,962.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,196.60 : 25,794.90 = 13,308.60 : x
  2. Step 2: Convert to fraction form
    17,196.60/25,794.90 = 13,308.60/x
  3. Step 3: Cross multiply
    17,196.60x = 25,794.90 × 13,308.60
  4. Step 4: Simplify right side
    17,196.60x = 343,294,006.14
  5. Step 5: Solve for x
    x = 343,294,006.14/17,196.60
  6. Step 6: Final answer
    x = 19,962.90

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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.