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Finding the Fourth Proportional to 16,933.88, 23,368.77 and 9,481.88

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Solution

The fourth proportional to 16,933.88, 23,368.77 and 9,481.88 is: 13,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,933.88 : 23,368.77 = 9,481.88 : x
  2. Step 2: Convert to fraction form
    16,933.88/23,368.77 = 9,481.88/x
  3. Step 3: Cross multiply
    16,933.88x = 23,368.77 × 9,481.88
  4. Step 4: Simplify right side
    16,933.88x = 221,579,756.04
  5. Step 5: Solve for x
    x = 221,579,756.04/16,933.88
  6. Step 6: Final answer
    x = 13,085.00

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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.