Home / 107,063.10-160,467-43,880.64

Finding the Fourth Proportional to 107,063.10, 160,467 and 43,880.64

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Solution

The fourth proportional to 107,063.10, 160,467 and 43,880.64 is: 65,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,063.10 : 160,467 = 43,880.64 : x
  2. Step 2: Convert to fraction form
    107,063.10/160,467 = 43,880.64/x
  3. Step 3: Cross multiply
    107,063.10x = 160,467 × 43,880.64
  4. Step 4: Simplify right side
    107,063.10x = 7,041,394,658.88
  5. Step 5: Solve for x
    x = 7,041,394,658.88/107,063.10
  6. Step 6: Final answer
    x = 65,768.64

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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.