Home / 276,481.08-414,787.56-89,492.64

Finding the Fourth Proportional to 276,481.08, 414,787.56 and 89,492.64

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Solution

The fourth proportional to 276,481.08, 414,787.56 and 89,492.64 is: 134,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,481.08 : 414,787.56 = 89,492.64 : x
  2. Step 2: Convert to fraction form
    276,481.08/414,787.56 = 89,492.64/x
  3. Step 3: Cross multiply
    276,481.08x = 414,787.56 × 89,492.64
  4. Step 4: Simplify right side
    276,481.08x = 37,120,433,783.56
  5. Step 5: Solve for x
    x = 37,120,433,783.56/276,481.08
  6. Step 6: Final answer
    x = 134,260.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.