Home / 244,967.20-367,450.80-87,211.60

Finding the Fourth Proportional to 244,967.20, 367,450.80 and 87,211.60

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Solution

The fourth proportional to 244,967.20, 367,450.80 and 87,211.60 is: 130,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,967.20 : 367,450.80 = 87,211.60 : x
  2. Step 2: Convert to fraction form
    244,967.20/367,450.80 = 87,211.60/x
  3. Step 3: Cross multiply
    244,967.20x = 367,450.80 × 87,211.60
  4. Step 4: Simplify right side
    244,967.20x = 32,045,972,189.28
  5. Step 5: Solve for x
    x = 32,045,972,189.28/244,967.20
  6. Step 6: Final answer
    x = 130,817.40

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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.