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Finding the Fourth Proportional to 17,623.62, 26,412.63 and 13,448.22

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Solution

The fourth proportional to 17,623.62, 26,412.63 and 13,448.22 is: 20,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,623.62 : 26,412.63 = 13,448.22 : x
  2. Step 2: Convert to fraction form
    17,623.62/26,412.63 = 13,448.22/x
  3. Step 3: Cross multiply
    17,623.62x = 26,412.63 × 13,448.22
  4. Step 4: Simplify right side
    17,623.62x = 355,202,859.02
  5. Step 5: Solve for x
    x = 355,202,859.02/17,623.62
  6. Step 6: Final answer
    x = 20,154.93

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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.