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Finding the Fourth Proportional to 27,709.44, 41,551.08 and 8,979.06

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Solution

The fourth proportional to 27,709.44, 41,551.08 and 8,979.06 is: 13,464.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,709.44 : 41,551.08 = 8,979.06 : x
  2. Step 2: Convert to fraction form
    27,709.44/41,551.08 = 8,979.06/x
  3. Step 3: Cross multiply
    27,709.44x = 41,551.08 × 8,979.06
  4. Step 4: Simplify right side
    27,709.44x = 373,089,640.38
  5. Step 5: Solve for x
    x = 373,089,640.38/27,709.44
  6. Step 6: Final answer
    x = 13,464.35

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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.