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Finding the Fourth Proportional to 33,307.39, 49,964.43 and 9,615.52

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Solution

The fourth proportional to 33,307.39, 49,964.43 and 9,615.52 is: 14,424.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,307.39 : 49,964.43 = 9,615.52 : x
  2. Step 2: Convert to fraction form
    33,307.39/49,964.43 = 9,615.52/x
  3. Step 3: Cross multiply
    33,307.39x = 49,964.43 × 9,615.52
  4. Step 4: Simplify right side
    33,307.39x = 480,433,927.88
  5. Step 5: Solve for x
    x = 480,433,927.88/33,307.39
  6. Step 6: Final answer
    x = 14,424.24

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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.