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Finding the Fourth Proportional to 63,201.75, 94,818.23 and 18,828.33

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Solution

The fourth proportional to 63,201.75, 94,818.23 and 18,828.33 is: 28,247.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,201.75 : 94,818.23 = 18,828.33 : x
  2. Step 2: Convert to fraction form
    63,201.75/94,818.23 = 18,828.33/x
  3. Step 3: Cross multiply
    63,201.75x = 94,818.23 × 18,828.33
  4. Step 4: Simplify right side
    63,201.75x = 1,785,268,830.31
  5. Step 5: Solve for x
    x = 1,785,268,830.31/63,201.75
  6. Step 6: Final answer
    x = 28,247.14

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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.