Home / 163,624.75-225,866.46-103,183.36

Finding the Fourth Proportional to 163,624.75, 225,866.46 and 103,183.36

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Solution

The fourth proportional to 163,624.75, 225,866.46 and 103,183.36 is: 142,433.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,624.75 : 225,866.46 = 103,183.36 : x
  2. Step 2: Convert to fraction form
    163,624.75/225,866.46 = 103,183.36/x
  3. Step 3: Cross multiply
    163,624.75x = 225,866.46 × 103,183.36
  4. Step 4: Simplify right side
    163,624.75x = 23,305,660,254.11
  5. Step 5: Solve for x
    x = 23,305,660,254.11/163,624.75
  6. Step 6: Final answer
    x = 142,433.59

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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.