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Finding the Fourth Proportional to 12,282.65, 16,950.04 and 6,693.65

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Solution

The fourth proportional to 12,282.65, 16,950.04 and 6,693.65 is: 9,237.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282.65 : 16,950.04 = 6,693.65 : x
  2. Step 2: Convert to fraction form
    12,282.65/16,950.04 = 6,693.65/x
  3. Step 3: Cross multiply
    12,282.65x = 16,950.04 × 6,693.65
  4. Step 4: Simplify right side
    12,282.65x = 113,457,635.25
  5. Step 5: Solve for x
    x = 113,457,635.25/12,282.65
  6. Step 6: Final answer
    x = 9,237.23

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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.