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Finding the Fourth Proportional to 9,939.00, 14,908.51 and 3,698.88

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Solution

The fourth proportional to 9,939.00, 14,908.51 and 3,698.88 is: 5,548.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.00 : 14,908.51 = 3,698.88 : x
  2. Step 2: Convert to fraction form
    9,939.00/14,908.51 = 3,698.88/x
  3. Step 3: Cross multiply
    9,939.00x = 14,908.51 × 3,698.88
  4. Step 4: Simplify right side
    9,939.00x = 55,144,738.34
  5. Step 5: Solve for x
    x = 55,144,738.34/9,939.00
  6. Step 6: Final answer
    x = 5,548.32

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Similar ratio
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1.5x scale

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.