Home / 110,378.72-152,322-60,076.64

Finding the Fourth Proportional to 110,378.72, 152,322 and 60,076.64

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Solution

The fourth proportional to 110,378.72, 152,322 and 60,076.64 is: 82,905.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,378.72 : 152,322 = 60,076.64 : x
  2. Step 2: Convert to fraction form
    110,378.72/152,322 = 60,076.64/x
  3. Step 3: Cross multiply
    110,378.72x = 152,322 × 60,076.64
  4. Step 4: Simplify right side
    110,378.72x = 9,150,993,958.08
  5. Step 5: Solve for x
    x = 9,150,993,958.08/110,378.72
  6. Step 6: Final answer
    x = 82,905.42

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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.