Home / 193,205.62-289,891.86-104,521.60

Finding the Fourth Proportional to 193,205.62, 289,891.86 and 104,521.60

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Solution

The fourth proportional to 193,205.62, 289,891.86 and 104,521.60 is: 156,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,205.62 : 289,891.86 = 104,521.60 : x
  2. Step 2: Convert to fraction form
    193,205.62/289,891.86 = 104,521.60/x
  3. Step 3: Cross multiply
    193,205.62x = 289,891.86 × 104,521.60
  4. Step 4: Simplify right side
    193,205.62x = 30,299,961,034.18
  5. Step 5: Solve for x
    x = 30,299,961,034.18/193,205.62
  6. Step 6: Final answer
    x = 156,827.53

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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.