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Finding the Fourth Proportional to 16,662.51, 24,993.77 and 15,271.94

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Solution

The fourth proportional to 16,662.51, 24,993.77 and 15,271.94 is: 22,907.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,662.51 : 24,993.77 = 15,271.94 : x
  2. Step 2: Convert to fraction form
    16,662.51/24,993.77 = 15,271.94/x
  3. Step 3: Cross multiply
    16,662.51x = 24,993.77 × 15,271.94
  4. Step 4: Simplify right side
    16,662.51x = 381,703,341.94
  5. Step 5: Solve for x
    x = 381,703,341.94/16,662.51
  6. Step 6: Final answer
    x = 22,907.91

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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.