Home / 123,765.30-185,647.77-44,879.34

Finding the Fourth Proportional to 123,765.30, 185,647.77 and 44,879.34

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Solution

The fourth proportional to 123,765.30, 185,647.77 and 44,879.34 is: 67,318.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,765.30 : 185,647.77 = 44,879.34 : x
  2. Step 2: Convert to fraction form
    123,765.30/185,647.77 = 44,879.34/x
  3. Step 3: Cross multiply
    123,765.30x = 185,647.77 × 44,879.34
  4. Step 4: Simplify right side
    123,765.30x = 8,331,749,390.07
  5. Step 5: Solve for x
    x = 8,331,749,390.07/123,765.30
  6. Step 6: Final answer
    x = 67,318.94

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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.