Home / 264,928.43-397,353.77-87,441.23

Finding the Fourth Proportional to 264,928.43, 397,353.77 and 87,441.23

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Solution

The fourth proportional to 264,928.43, 397,353.77 and 87,441.23 is: 131,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,928.43 : 397,353.77 = 87,441.23 : x
  2. Step 2: Convert to fraction form
    264,928.43/397,353.77 = 87,441.23/x
  3. Step 3: Cross multiply
    264,928.43x = 397,353.77 × 87,441.23
  4. Step 4: Simplify right side
    264,928.43x = 34,745,101,956.73
  5. Step 5: Solve for x
    x = 34,745,101,956.73/264,928.43
  6. Step 6: Final answer
    x = 131,149.01

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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.