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Finding the Fourth Proportional to 22,218.37, 33,341 and 9,739.11

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Solution

The fourth proportional to 22,218.37, 33,341 and 9,739.11 is: 14,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,218.37 : 33,341 = 9,739.11 : x
  2. Step 2: Convert to fraction form
    22,218.37/33,341 = 9,739.11/x
  3. Step 3: Cross multiply
    22,218.37x = 33,341 × 9,739.11
  4. Step 4: Simplify right side
    22,218.37x = 324,711,666.51
  5. Step 5: Solve for x
    x = 324,711,666.51/22,218.37
  6. Step 6: Final answer
    x = 14,614.56

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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.