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Finding the Fourth Proportional to 15,803.44, 23,718.12 and 8,014.48

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Solution

The fourth proportional to 15,803.44, 23,718.12 and 8,014.48 is: 12,028.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,803.44 : 23,718.12 = 8,014.48 : x
  2. Step 2: Convert to fraction form
    15,803.44/23,718.12 = 8,014.48/x
  3. Step 3: Cross multiply
    15,803.44x = 23,718.12 × 8,014.48
  4. Step 4: Simplify right side
    15,803.44x = 190,088,398.38
  5. Step 5: Solve for x
    x = 190,088,398.38/15,803.44
  6. Step 6: Final answer
    x = 12,028.29

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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.