Home / 109,828.54-164,680.32-43,232.56

Finding the Fourth Proportional to 109,828.54, 164,680.32 and 43,232.56

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Solution

The fourth proportional to 109,828.54, 164,680.32 and 43,232.56 is: 64,824.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,828.54 : 164,680.32 = 43,232.56 : x
  2. Step 2: Convert to fraction form
    109,828.54/164,680.32 = 43,232.56/x
  3. Step 3: Cross multiply
    109,828.54x = 164,680.32 × 43,232.56
  4. Step 4: Simplify right side
    109,828.54x = 7,119,551,815.22
  5. Step 5: Solve for x
    x = 7,119,551,815.22/109,828.54
  6. Step 6: Final answer
    x = 64,824.24

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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.