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Finding the Fourth Proportional to 17,423.40, 26,096.70 and 9,205.80

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Solution

The fourth proportional to 17,423.40, 26,096.70 and 9,205.80 is: 13,788.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,423.40 : 26,096.70 = 9,205.80 : x
  2. Step 2: Convert to fraction form
    17,423.40/26,096.70 = 9,205.80/x
  3. Step 3: Cross multiply
    17,423.40x = 26,096.70 × 9,205.80
  4. Step 4: Simplify right side
    17,423.40x = 240,241,000.86
  5. Step 5: Solve for x
    x = 240,241,000.86/17,423.40
  6. Step 6: Final answer
    x = 13,788.41

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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.