Home / 193,175.77-289,592.88-73,149.34

Finding the Fourth Proportional to 193,175.77, 289,592.88 and 73,149.34

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Solution

The fourth proportional to 193,175.77, 289,592.88 and 73,149.34 is: 109,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,175.77 : 289,592.88 = 73,149.34 : x
  2. Step 2: Convert to fraction form
    193,175.77/289,592.88 = 73,149.34/x
  3. Step 3: Cross multiply
    193,175.77x = 289,592.88 × 73,149.34
  4. Step 4: Simplify right side
    193,175.77x = 21,183,528,040.70
  5. Step 5: Solve for x
    x = 21,183,528,040.70/193,175.77
  6. Step 6: Final answer
    x = 109,659.34

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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.