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Finding the Fourth Proportional to 14,313, 19,751.94 and 8,025.39

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Solution

The fourth proportional to 14,313, 19,751.94 and 8,025.39 is: 11,075.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313 : 19,751.94 = 8,025.39 : x
  2. Step 2: Convert to fraction form
    14,313/19,751.94 = 8,025.39/x
  3. Step 3: Cross multiply
    14,313x = 19,751.94 × 8,025.39
  4. Step 4: Simplify right side
    14,313x = 158,517,021.76
  5. Step 5: Solve for x
    x = 158,517,021.76/14,313
  6. Step 6: Final answer
    x = 11,075.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.