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Finding the Fourth Proportional to 17,989.36, 24,825.48 and 9,923.33

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Solution

The fourth proportional to 17,989.36, 24,825.48 and 9,923.33 is: 13,694.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.36 : 24,825.48 = 9,923.33 : x
  2. Step 2: Convert to fraction form
    17,989.36/24,825.48 = 9,923.33/x
  3. Step 3: Cross multiply
    17,989.36x = 24,825.48 × 9,923.33
  4. Step 4: Simplify right side
    17,989.36x = 246,351,281.51
  5. Step 5: Solve for x
    x = 246,351,281.51/17,989.36
  6. Step 6: Final answer
    x = 13,694.28

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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.