Home / 65,604.03-98,409.14-21,234.25

Finding the Fourth Proportional to 65,604.03, 98,409.14 and 21,234.25

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Solution

The fourth proportional to 65,604.03, 98,409.14 and 21,234.25 is: 31,852.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,604.03 : 98,409.14 = 21,234.25 : x
  2. Step 2: Convert to fraction form
    65,604.03/98,409.14 = 21,234.25/x
  3. Step 3: Cross multiply
    65,604.03x = 98,409.14 × 21,234.25
  4. Step 4: Simplify right side
    65,604.03x = 2,089,644,281.05
  5. Step 5: Solve for x
    x = 2,089,644,281.05/65,604.03
  6. Step 6: Final answer
    x = 31,852.38

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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.