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Finding the Fourth Proportional to 17,368.11, 23,967.99 and 9,410.31

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Solution

The fourth proportional to 17,368.11, 23,967.99 and 9,410.31 is: 12,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,368.11 : 23,967.99 = 9,410.31 : x
  2. Step 2: Convert to fraction form
    17,368.11/23,967.99 = 9,410.31/x
  3. Step 3: Cross multiply
    17,368.11x = 23,967.99 × 9,410.31
  4. Step 4: Simplify right side
    17,368.11x = 225,546,215.98
  5. Step 5: Solve for x
    x = 225,546,215.98/17,368.11
  6. Step 6: Final answer
    x = 12,986.23

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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.