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Finding the Fourth Proportional to 33,893.64, 50,827.91 and 11,700.99

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Solution

The fourth proportional to 33,893.64, 50,827.91 and 11,700.99 is: 17,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,893.64 : 50,827.91 = 11,700.99 : x
  2. Step 2: Convert to fraction form
    33,893.64/50,827.91 = 11,700.99/x
  3. Step 3: Cross multiply
    33,893.64x = 50,827.91 × 11,700.99
  4. Step 4: Simplify right side
    33,893.64x = 594,736,808.13
  5. Step 5: Solve for x
    x = 594,736,808.13/33,893.64
  6. Step 6: Final answer
    x = 17,547.15

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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.