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Finding the Fourth Proportional to 15,231.70, 22,846.95 and 4,843.06

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Solution

The fourth proportional to 15,231.70, 22,846.95 and 4,843.06 is: 7,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,231.70 : 22,846.95 = 4,843.06 : x
  2. Step 2: Convert to fraction form
    15,231.70/22,846.95 = 4,843.06/x
  3. Step 3: Cross multiply
    15,231.70x = 22,846.95 × 4,843.06
  4. Step 4: Simplify right side
    15,231.70x = 110,649,149.67
  5. Step 5: Solve for x
    x = 110,649,149.67/15,231.70
  6. Step 6: Final answer
    x = 7,264.40

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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.