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Finding the Fourth Proportional to 17,108.51, 23,610.14 and 9,554.51

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Solution

The fourth proportional to 17,108.51, 23,610.14 and 9,554.51 is: 13,185.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,108.51 : 23,610.14 = 9,554.51 : x
  2. Step 2: Convert to fraction form
    17,108.51/23,610.14 = 9,554.51/x
  3. Step 3: Cross multiply
    17,108.51x = 23,610.14 × 9,554.51
  4. Step 4: Simplify right side
    17,108.51x = 225,583,152.91
  5. Step 5: Solve for x
    x = 225,583,152.91/17,108.51
  6. Step 6: Final answer
    x = 13,185.44

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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.