Home / 79,596.68-109,845.18-43,788.60

Finding the Fourth Proportional to 79,596.68, 109,845.18 and 43,788.60

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Solution

The fourth proportional to 79,596.68, 109,845.18 and 43,788.60 is: 60,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,596.68 : 109,845.18 = 43,788.60 : x
  2. Step 2: Convert to fraction form
    79,596.68/109,845.18 = 43,788.60/x
  3. Step 3: Cross multiply
    79,596.68x = 109,845.18 × 43,788.60
  4. Step 4: Simplify right side
    79,596.68x = 4,809,966,648.95
  5. Step 5: Solve for x
    x = 4,809,966,648.95/79,596.68
  6. Step 6: Final answer
    x = 60,429.24

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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.