Home / 193,484.36-289,882.83-165,116.54

Finding the Fourth Proportional to 193,484.36, 289,882.83 and 165,116.54

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Solution

The fourth proportional to 193,484.36, 289,882.83 and 165,116.54 is: 247,381.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,484.36 : 289,882.83 = 165,116.54 : x
  2. Step 2: Convert to fraction form
    193,484.36/289,882.83 = 165,116.54/x
  3. Step 3: Cross multiply
    193,484.36x = 289,882.83 × 165,116.54
  4. Step 4: Simplify right side
    193,484.36x = 47,864,448,344.72
  5. Step 5: Solve for x
    x = 47,864,448,344.72/193,484.36
  6. Step 6: Final answer
    x = 247,381.49

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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.