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Finding the Fourth Proportional to 12,374.01, 17,075.95 and 6,708.65

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Solution

The fourth proportional to 12,374.01, 17,075.95 and 6,708.65 is: 9,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.01 : 17,075.95 = 6,708.65 : x
  2. Step 2: Convert to fraction form
    12,374.01/17,075.95 = 6,708.65/x
  3. Step 3: Cross multiply
    12,374.01x = 17,075.95 × 6,708.65
  4. Step 4: Simplify right side
    12,374.01x = 114,556,469.82
  5. Step 5: Solve for x
    x = 114,556,469.82/12,374.01
  6. Step 6: Final answer
    x = 9,257.83

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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.