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Finding the Fourth Proportional to 16,303.20, 24,422.40 and 8,894.40

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Solution

The fourth proportional to 16,303.20, 24,422.40 and 8,894.40 is: 13,323.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,303.20 : 24,422.40 = 8,894.40 : x
  2. Step 2: Convert to fraction form
    16,303.20/24,422.40 = 8,894.40/x
  3. Step 3: Cross multiply
    16,303.20x = 24,422.40 × 8,894.40
  4. Step 4: Simplify right side
    16,303.20x = 217,222,594.56
  5. Step 5: Solve for x
    x = 217,222,594.56/16,303.20
  6. Step 6: Final answer
    x = 13,323.92

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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.