Home / 79,555.37-109,783.35-43,743.24

Finding the Fourth Proportional to 79,555.37, 109,783.35 and 43,743.24

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Solution

The fourth proportional to 79,555.37, 109,783.35 and 43,743.24 is: 60,363.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,555.37 : 109,783.35 = 43,743.24 : x
  2. Step 2: Convert to fraction form
    79,555.37/109,783.35 = 43,743.24/x
  3. Step 3: Cross multiply
    79,555.37x = 109,783.35 × 43,743.24
  4. Step 4: Simplify right side
    79,555.37x = 4,802,279,427.05
  5. Step 5: Solve for x
    x = 4,802,279,427.05/79,555.37
  6. Step 6: Final answer
    x = 60,363.99

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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.