Home / 264,786.90-365,408.10-143,928.15

Finding the Fourth Proportional to 264,786.90, 365,408.10 and 143,928.15

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Solution

The fourth proportional to 264,786.90, 365,408.10 and 143,928.15 is: 198,622.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,786.90 : 365,408.10 = 143,928.15 : x
  2. Step 2: Convert to fraction form
    264,786.90/365,408.10 = 143,928.15/x
  3. Step 3: Cross multiply
    264,786.90x = 365,408.10 × 143,928.15
  4. Step 4: Simplify right side
    264,786.90x = 52,592,511,828.02
  5. Step 5: Solve for x
    x = 52,592,511,828.02/264,786.90
  6. Step 6: Final answer
    x = 198,622.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.