Home / 179,622.48-269,287.61-67,239.75

Finding the Fourth Proportional to 179,622.48, 269,287.61 and 67,239.75

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Solution

The fourth proportional to 179,622.48, 269,287.61 and 67,239.75 is: 100,804.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,622.48 : 269,287.61 = 67,239.75 : x
  2. Step 2: Convert to fraction form
    179,622.48/269,287.61 = 67,239.75/x
  3. Step 3: Cross multiply
    179,622.48x = 269,287.61 × 67,239.75
  4. Step 4: Simplify right side
    179,622.48x = 18,106,831,238.30
  5. Step 5: Solve for x
    x = 18,106,831,238.30/179,622.48
  6. Step 6: Final answer
    x = 100,804.93

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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.