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Finding the Fourth Proportional to 17,051.78, 23,522.03 and 14,194.91

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Solution

The fourth proportional to 17,051.78, 23,522.03 and 14,194.91 is: 19,581.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,051.78 : 23,522.03 = 14,194.91 : x
  2. Step 2: Convert to fraction form
    17,051.78/23,522.03 = 14,194.91/x
  3. Step 3: Cross multiply
    17,051.78x = 23,522.03 × 14,194.91
  4. Step 4: Simplify right side
    17,051.78x = 333,893,098.87
  5. Step 5: Solve for x
    x = 333,893,098.87/17,051.78
  6. Step 6: Final answer
    x = 19,581.13

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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.