Home / 122,550.24-183,980.91-104,198.88

Finding the Fourth Proportional to 122,550.24, 183,980.91 and 104,198.88

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Solution

The fourth proportional to 122,550.24, 183,980.91 and 104,198.88 is: 156,430.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,550.24 : 183,980.91 = 104,198.88 : x
  2. Step 2: Convert to fraction form
    122,550.24/183,980.91 = 104,198.88/x
  3. Step 3: Cross multiply
    122,550.24x = 183,980.91 × 104,198.88
  4. Step 4: Simplify right side
    122,550.24x = 19,170,604,763.38
  5. Step 5: Solve for x
    x = 19,170,604,763.38/122,550.24
  6. Step 6: Final answer
    x = 156,430.58

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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.