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Finding the Fourth Proportional to 17,370.98, 23,970.03 and 9,817.30

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Solution

The fourth proportional to 17,370.98, 23,970.03 and 9,817.30 is: 13,546.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,370.98 : 23,970.03 = 9,817.30 : x
  2. Step 2: Convert to fraction form
    17,370.98/23,970.03 = 9,817.30/x
  3. Step 3: Cross multiply
    17,370.98x = 23,970.03 × 9,817.30
  4. Step 4: Simplify right side
    17,370.98x = 235,320,806.58
  5. Step 5: Solve for x
    x = 235,320,806.58/17,370.98
  6. Step 6: Final answer
    x = 13,546.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.