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Finding the Fourth Proportional to 16,629.98, 24,924.16 and 8,312.32

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Solution

The fourth proportional to 16,629.98, 24,924.16 and 8,312.32 is: 12,458.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,629.98 : 24,924.16 = 8,312.32 : x
  2. Step 2: Convert to fraction form
    16,629.98/24,924.16 = 8,312.32/x
  3. Step 3: Cross multiply
    16,629.98x = 24,924.16 × 8,312.32
  4. Step 4: Simplify right side
    16,629.98x = 207,177,593.65
  5. Step 5: Solve for x
    x = 207,177,593.65/16,629.98
  6. Step 6: Final answer
    x = 12,458.08

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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.