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Finding the Fourth Proportional to 17,012.51, 25,523.94 and 8,698.36

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Solution

The fourth proportional to 17,012.51, 25,523.94 and 8,698.36 is: 13,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012.51 : 25,523.94 = 8,698.36 : x
  2. Step 2: Convert to fraction form
    17,012.51/25,523.94 = 8,698.36/x
  3. Step 3: Cross multiply
    17,012.51x = 25,523.94 × 8,698.36
  4. Step 4: Simplify right side
    17,012.51x = 222,016,354.93
  5. Step 5: Solve for x
    x = 222,016,354.93/17,012.51
  6. Step 6: Final answer
    x = 13,050.19

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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.