Home / 116,467.40-160,759.62-75,630.44

Finding the Fourth Proportional to 116,467.40, 160,759.62 and 75,630.44

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Solution

The fourth proportional to 116,467.40, 160,759.62 and 75,630.44 is: 104,392.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,467.40 : 160,759.62 = 75,630.44 : x
  2. Step 2: Convert to fraction form
    116,467.40/160,759.62 = 75,630.44/x
  3. Step 3: Cross multiply
    116,467.40x = 160,759.62 × 75,630.44
  4. Step 4: Simplify right side
    116,467.40x = 12,158,320,794.83
  5. Step 5: Solve for x
    x = 12,158,320,794.83/116,467.40
  6. Step 6: Final answer
    x = 104,392.48

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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.