Home / 86,554.88-119,446.62-50,745.86

Finding the Fourth Proportional to 86,554.88, 119,446.62 and 50,745.86

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Solution

The fourth proportional to 86,554.88, 119,446.62 and 50,745.86 is: 70,029.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,554.88 : 119,446.62 = 50,745.86 : x
  2. Step 2: Convert to fraction form
    86,554.88/119,446.62 = 50,745.86/x
  3. Step 3: Cross multiply
    86,554.88x = 119,446.62 × 50,745.86
  4. Step 4: Simplify right side
    86,554.88x = 6,061,421,455.99
  5. Step 5: Solve for x
    x = 6,061,421,455.99/86,554.88
  6. Step 6: Final answer
    x = 70,029.81

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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.