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Finding the Fourth Proportional to 16,653.53, 24,992.62 and 7,888.46

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Solution

The fourth proportional to 16,653.53, 24,992.62 and 7,888.46 is: 11,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653.53 : 24,992.62 = 7,888.46 : x
  2. Step 2: Convert to fraction form
    16,653.53/24,992.62 = 7,888.46/x
  3. Step 3: Cross multiply
    16,653.53x = 24,992.62 × 7,888.46
  4. Step 4: Simplify right side
    16,653.53x = 197,153,138.48
  5. Step 5: Solve for x
    x = 197,153,138.48/16,653.53
  6. Step 6: Final answer
    x = 11,838.52

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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.