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Finding the Fourth Proportional to 27,015.93, 40,522.68 and 8,295.21

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Solution

The fourth proportional to 27,015.93, 40,522.68 and 8,295.21 is: 12,442.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.93 : 40,522.68 = 8,295.21 : x
  2. Step 2: Convert to fraction form
    27,015.93/40,522.68 = 8,295.21/x
  3. Step 3: Cross multiply
    27,015.93x = 40,522.68 × 8,295.21
  4. Step 4: Simplify right side
    27,015.93x = 336,144,140.36
  5. Step 5: Solve for x
    x = 336,144,140.36/27,015.93
  6. Step 6: Final answer
    x = 12,442.44

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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.