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Finding the Fourth Proportional to 22,089.68, 33,134.36 and 8,941.86

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Solution

The fourth proportional to 22,089.68, 33,134.36 and 8,941.86 is: 13,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,089.68 : 33,134.36 = 8,941.86 : x
  2. Step 2: Convert to fraction form
    22,089.68/33,134.36 = 8,941.86/x
  3. Step 3: Cross multiply
    22,089.68x = 33,134.36 × 8,941.86
  4. Step 4: Simplify right side
    22,089.68x = 296,282,808.31
  5. Step 5: Solve for x
    x = 296,282,808.31/22,089.68
  6. Step 6: Final answer
    x = 13,412.73

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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.