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Finding the Fourth Proportional to 15,896.79, 23,845.41 and 4,803.57

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Solution

The fourth proportional to 15,896.79, 23,845.41 and 4,803.57 is: 7,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896.79 : 23,845.41 = 4,803.57 : x
  2. Step 2: Convert to fraction form
    15,896.79/23,845.41 = 4,803.57/x
  3. Step 3: Cross multiply
    15,896.79x = 23,845.41 × 4,803.57
  4. Step 4: Simplify right side
    15,896.79x = 114,543,096.11
  5. Step 5: Solve for x
    x = 114,543,096.11/15,896.79
  6. Step 6: Final answer
    x = 7,205.42

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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.