Home / 69,874.08-104,827.35-19,954.86

Finding the Fourth Proportional to 69,874.08, 104,827.35 and 19,954.86

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Solution

The fourth proportional to 69,874.08, 104,827.35 and 19,954.86 is: 29,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,874.08 : 104,827.35 = 19,954.86 : x
  2. Step 2: Convert to fraction form
    69,874.08/104,827.35 = 19,954.86/x
  3. Step 3: Cross multiply
    69,874.08x = 104,827.35 × 19,954.86
  4. Step 4: Simplify right side
    69,874.08x = 2,091,815,093.42
  5. Step 5: Solve for x
    x = 2,091,815,093.42/69,874.08
  6. Step 6: Final answer
    x = 29,936.93

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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.