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Finding the Fourth Proportional to 11,612.84, 16,026.03 and 6,833.12

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Solution

The fourth proportional to 11,612.84, 16,026.03 and 6,833.12 is: 9,429.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,612.84 : 16,026.03 = 6,833.12 : x
  2. Step 2: Convert to fraction form
    11,612.84/16,026.03 = 6,833.12/x
  3. Step 3: Cross multiply
    11,612.84x = 16,026.03 × 6,833.12
  4. Step 4: Simplify right side
    11,612.84x = 109,507,705.98
  5. Step 5: Solve for x
    x = 109,507,705.98/11,612.84
  6. Step 6: Final answer
    x = 9,429.89

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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.