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Finding the Fourth Proportional to 17,892.65, 26,824.85 and 11,304.95

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Solution

The fourth proportional to 17,892.65, 26,824.85 and 11,304.95 is: 16,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892.65 : 26,824.85 = 11,304.95 : x
  2. Step 2: Convert to fraction form
    17,892.65/26,824.85 = 11,304.95/x
  3. Step 3: Cross multiply
    17,892.65x = 26,824.85 × 11,304.95
  4. Step 4: Simplify right side
    17,892.65x = 303,253,482.15
  5. Step 5: Solve for x
    x = 303,253,482.15/17,892.65
  6. Step 6: Final answer
    x = 16,948.50

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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.