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Finding the Fourth Proportional to 27,368.64, 41,047.08 and 8,650.12

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Solution

The fourth proportional to 27,368.64, 41,047.08 and 8,650.12 is: 12,973.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,368.64 : 41,047.08 = 8,650.12 : x
  2. Step 2: Convert to fraction form
    27,368.64/41,047.08 = 8,650.12/x
  3. Step 3: Cross multiply
    27,368.64x = 41,047.08 × 8,650.12
  4. Step 4: Simplify right side
    27,368.64x = 355,062,167.65
  5. Step 5: Solve for x
    x = 355,062,167.65/27,368.64
  6. Step 6: Final answer
    x = 12,973.32

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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.