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Finding the Fourth Proportional to 9,950.52, 13,736.07 and 6,721.08

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Solution

The fourth proportional to 9,950.52, 13,736.07 and 6,721.08 is: 9,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,950.52 : 13,736.07 = 6,721.08 : x
  2. Step 2: Convert to fraction form
    9,950.52/13,736.07 = 6,721.08/x
  3. Step 3: Cross multiply
    9,950.52x = 13,736.07 × 6,721.08
  4. Step 4: Simplify right side
    9,950.52x = 92,321,225.36
  5. Step 5: Solve for x
    x = 92,321,225.36/9,950.52
  6. Step 6: Final answer
    x = 9,278.03

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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.