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Finding the Fourth Proportional to 16,554.80, 24,832.20 and 9,556.40

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Solution

The fourth proportional to 16,554.80, 24,832.20 and 9,556.40 is: 14,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,554.80 : 24,832.20 = 9,556.40 : x
  2. Step 2: Convert to fraction form
    16,554.80/24,832.20 = 9,556.40/x
  3. Step 3: Cross multiply
    16,554.80x = 24,832.20 × 9,556.40
  4. Step 4: Simplify right side
    16,554.80x = 237,306,436.08
  5. Step 5: Solve for x
    x = 237,306,436.08/16,554.80
  6. Step 6: Final answer
    x = 14,334.60

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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.