Home / 231,466.40-347,199.60-106,739.36

Finding the Fourth Proportional to 231,466.40, 347,199.60 and 106,739.36

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Solution

The fourth proportional to 231,466.40, 347,199.60 and 106,739.36 is: 160,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,466.40 : 347,199.60 = 106,739.36 : x
  2. Step 2: Convert to fraction form
    231,466.40/347,199.60 = 106,739.36/x
  3. Step 3: Cross multiply
    231,466.40x = 347,199.60 × 106,739.36
  4. Step 4: Simplify right side
    231,466.40x = 37,059,863,096.26
  5. Step 5: Solve for x
    x = 37,059,863,096.26/231,466.40
  6. Step 6: Final answer
    x = 160,109.04

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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.