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Finding the Fourth Proportional to 15,297.57, 22,927.05 and 8,727.48

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Solution

The fourth proportional to 15,297.57, 22,927.05 and 8,727.48 is: 13,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,297.57 : 22,927.05 = 8,727.48 : x
  2. Step 2: Convert to fraction form
    15,297.57/22,927.05 = 8,727.48/x
  3. Step 3: Cross multiply
    15,297.57x = 22,927.05 × 8,727.48
  4. Step 4: Simplify right side
    15,297.57x = 200,095,370.33
  5. Step 5: Solve for x
    x = 200,095,370.33/15,297.57
  6. Step 6: Final answer
    x = 13,080.21

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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.