Home / 102,183.69-153,273.76-45,984.04

Finding the Fourth Proportional to 102,183.69, 153,273.76 and 45,984.04

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Solution

The fourth proportional to 102,183.69, 153,273.76 and 45,984.04 is: 68,975.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,183.69 : 153,273.76 = 45,984.04 : x
  2. Step 2: Convert to fraction form
    102,183.69/153,273.76 = 45,984.04/x
  3. Step 3: Cross multiply
    102,183.69x = 153,273.76 × 45,984.04
  4. Step 4: Simplify right side
    102,183.69x = 7,048,146,710.79
  5. Step 5: Solve for x
    x = 7,048,146,710.79/102,183.69
  6. Step 6: Final answer
    x = 68,975.26

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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.