Home / 146,539.43-219,648.80-75,466.37

Finding the Fourth Proportional to 146,539.43, 219,648.80 and 75,466.37

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Solution

The fourth proportional to 146,539.43, 219,648.80 and 75,466.37 is: 113,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,539.43 : 219,648.80 = 75,466.37 : x
  2. Step 2: Convert to fraction form
    146,539.43/219,648.80 = 75,466.37/x
  3. Step 3: Cross multiply
    146,539.43x = 219,648.80 × 75,466.37
  4. Step 4: Simplify right side
    146,539.43x = 16,576,097,782.65
  5. Step 5: Solve for x
    x = 16,576,097,782.65/146,539.43
  6. Step 6: Final answer
    x = 113,116.98

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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.