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Finding the Fourth Proportional to 12,323.08, 17,000.71 and 8,075.17

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Solution

The fourth proportional to 12,323.08, 17,000.71 and 8,075.17 is: 11,140.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323.08 : 17,000.71 = 8,075.17 : x
  2. Step 2: Convert to fraction form
    12,323.08/17,000.71 = 8,075.17/x
  3. Step 3: Cross multiply
    12,323.08x = 17,000.71 × 8,075.17
  4. Step 4: Simplify right side
    12,323.08x = 137,283,623.37
  5. Step 5: Solve for x
    x = 137,283,623.37/12,323.08
  6. Step 6: Final answer
    x = 11,140.37

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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.