Home / 445,087.24-667,658-145,599.44

Finding the Fourth Proportional to 445,087.24, 667,658 and 145,599.44

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Solution

The fourth proportional to 445,087.24, 667,658 and 145,599.44 is: 218,408.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,087.24 : 667,658 = 145,599.44 : x
  2. Step 2: Convert to fraction form
    445,087.24/667,658 = 145,599.44/x
  3. Step 3: Cross multiply
    445,087.24x = 667,658 × 145,599.44
  4. Step 4: Simplify right side
    445,087.24x = 97,210,630,911.52
  5. Step 5: Solve for x
    x = 97,210,630,911.52/445,087.24
  6. Step 6: Final answer
    x = 218,408.04

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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.