Home / 106,944.78-160,707.96-57,060.12

Finding the Fourth Proportional to 106,944.78, 160,707.96 and 57,060.12

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Solution

The fourth proportional to 106,944.78, 160,707.96 and 57,060.12 is: 85,745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,944.78 : 160,707.96 = 57,060.12 : x
  2. Step 2: Convert to fraction form
    106,944.78/160,707.96 = 57,060.12/x
  3. Step 3: Cross multiply
    106,944.78x = 160,707.96 × 57,060.12
  4. Step 4: Simplify right side
    106,944.78x = 9,170,015,482.56
  5. Step 5: Solve for x
    x = 9,170,015,482.56/106,944.78
  6. Step 6: Final answer
    x = 85,745.33

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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.