Home / 107,866.44-148,860.78-60,120.14

Finding the Fourth Proportional to 107,866.44, 148,860.78 and 60,120.14

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Solution

The fourth proportional to 107,866.44, 148,860.78 and 60,120.14 is: 82,968.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,866.44 : 148,860.78 = 60,120.14 : x
  2. Step 2: Convert to fraction form
    107,866.44/148,860.78 = 60,120.14/x
  3. Step 3: Cross multiply
    107,866.44x = 148,860.78 × 60,120.14
  4. Step 4: Simplify right side
    107,866.44x = 8,949,530,189.81
  5. Step 5: Solve for x
    x = 8,949,530,189.81/107,866.44
  6. Step 6: Final answer
    x = 82,968.62

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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.