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Finding the Fourth Proportional to 27,412.53, 41,120.26 and 8,693.99

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Solution

The fourth proportional to 27,412.53, 41,120.26 and 8,693.99 is: 13,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,412.53 : 41,120.26 = 8,693.99 : x
  2. Step 2: Convert to fraction form
    27,412.53/41,120.26 = 8,693.99/x
  3. Step 3: Cross multiply
    27,412.53x = 41,120.26 × 8,693.99
  4. Step 4: Simplify right side
    27,412.53x = 357,498,880.17
  5. Step 5: Solve for x
    x = 357,498,880.17/27,412.53
  6. Step 6: Final answer
    x = 13,041.44

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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.