Home / 281,204.24-421,846.44-103,697.50

Finding the Fourth Proportional to 281,204.24, 421,846.44 and 103,697.50

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Solution

The fourth proportional to 281,204.24, 421,846.44 and 103,697.50 is: 155,561.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,204.24 : 421,846.44 = 103,697.50 : x
  2. Step 2: Convert to fraction form
    281,204.24/421,846.44 = 103,697.50/x
  3. Step 3: Cross multiply
    281,204.24x = 421,846.44 × 103,697.50
  4. Step 4: Simplify right side
    281,204.24x = 43,744,421,211.90
  5. Step 5: Solve for x
    x = 43,744,421,211.90/281,204.24
  6. Step 6: Final answer
    x = 155,561.03

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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.