Home / 104,976.23-157,491.49-30,101.85

Finding the Fourth Proportional to 104,976.23, 157,491.49 and 30,101.85

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Solution

The fourth proportional to 104,976.23, 157,491.49 and 30,101.85 is: 45,160.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976.23 : 157,491.49 = 30,101.85 : x
  2. Step 2: Convert to fraction form
    104,976.23/157,491.49 = 30,101.85/x
  3. Step 3: Cross multiply
    104,976.23x = 157,491.49 × 30,101.85
  4. Step 4: Simplify right side
    104,976.23x = 4,740,785,057.75
  5. Step 5: Solve for x
    x = 4,740,785,057.75/104,976.23
  6. Step 6: Final answer
    x = 45,160.56

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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.