Home / 147,464.36-203,500.92-80,396.36

Finding the Fourth Proportional to 147,464.36, 203,500.92 and 80,396.36

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Solution

The fourth proportional to 147,464.36, 203,500.92 and 80,396.36 is: 110,947.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,464.36 : 203,500.92 = 80,396.36 : x
  2. Step 2: Convert to fraction form
    147,464.36/203,500.92 = 80,396.36/x
  3. Step 3: Cross multiply
    147,464.36x = 203,500.92 × 80,396.36
  4. Step 4: Simplify right side
    147,464.36x = 16,360,733,224.65
  5. Step 5: Solve for x
    x = 16,360,733,224.65/147,464.36
  6. Step 6: Final answer
    x = 110,947.03

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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.