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Finding the Fourth Proportional to 33,763.52, 50,643.84 and 10,388.96

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Solution

The fourth proportional to 33,763.52, 50,643.84 and 10,388.96 is: 15,583.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,763.52 : 50,643.84 = 10,388.96 : x
  2. Step 2: Convert to fraction form
    33,763.52/50,643.84 = 10,388.96/x
  3. Step 3: Cross multiply
    33,763.52x = 50,643.84 × 10,388.96
  4. Step 4: Simplify right side
    33,763.52x = 526,136,828.01
  5. Step 5: Solve for x
    x = 526,136,828.01/33,763.52
  6. Step 6: Final answer
    x = 15,583.00

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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.