Home / 231,609.20-347,154.60-98,466.80

Finding the Fourth Proportional to 231,609.20, 347,154.60 and 98,466.80

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Solution

The fourth proportional to 231,609.20, 347,154.60 and 98,466.80 is: 147,590.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,609.20 : 347,154.60 = 98,466.80 : x
  2. Step 2: Convert to fraction form
    231,609.20/347,154.60 = 98,466.80/x
  3. Step 3: Cross multiply
    231,609.20x = 347,154.60 × 98,466.80
  4. Step 4: Simplify right side
    231,609.20x = 34,183,202,567.28
  5. Step 5: Solve for x
    x = 34,183,202,567.28/231,609.20
  6. Step 6: Final answer
    x = 147,590.00

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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.