Home / 104,928.14-144,801.65-57,181.37

Finding the Fourth Proportional to 104,928.14, 144,801.65 and 57,181.37

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Solution

The fourth proportional to 104,928.14, 144,801.65 and 57,181.37 is: 78,910.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,928.14 : 144,801.65 = 57,181.37 : x
  2. Step 2: Convert to fraction form
    104,928.14/144,801.65 = 57,181.37/x
  3. Step 3: Cross multiply
    104,928.14x = 144,801.65 × 57,181.37
  4. Step 4: Simplify right side
    104,928.14x = 8,279,956,144.21
  5. Step 5: Solve for x
    x = 8,279,956,144.21/104,928.14
  6. Step 6: Final answer
    x = 78,910.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.