Home / 79,192.37-109,279.77-43,376.60

Finding the Fourth Proportional to 79,192.37, 109,279.77 and 43,376.60

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Solution

The fourth proportional to 79,192.37, 109,279.77 and 43,376.60 is: 59,856.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,192.37 : 109,279.77 = 43,376.60 : x
  2. Step 2: Convert to fraction form
    79,192.37/109,279.77 = 43,376.60/x
  3. Step 3: Cross multiply
    79,192.37x = 109,279.77 × 43,376.60
  4. Step 4: Simplify right side
    79,192.37x = 4,740,184,324.98
  5. Step 5: Solve for x
    x = 4,740,184,324.98/79,192.37
  6. Step 6: Final answer
    x = 59,856.58

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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.