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Finding the Fourth Proportional to 27,314.21, 40,969.90 and 7,592.94

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Solution

The fourth proportional to 27,314.21, 40,969.90 and 7,592.94 is: 11,389.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,314.21 : 40,969.90 = 7,592.94 : x
  2. Step 2: Convert to fraction form
    27,314.21/40,969.90 = 7,592.94/x
  3. Step 3: Cross multiply
    27,314.21x = 40,969.90 × 7,592.94
  4. Step 4: Simplify right side
    27,314.21x = 311,082,002.00
  5. Step 5: Solve for x
    x = 311,082,002.00/27,314.21
  6. Step 6: Final answer
    x = 11,389.02

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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.