Home / 118,183.77-177,277.20-39,298.01

Finding the Fourth Proportional to 118,183.77, 177,277.20 and 39,298.01

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Solution

The fourth proportional to 118,183.77, 177,277.20 and 39,298.01 is: 58,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,183.77 : 177,277.20 = 39,298.01 : x
  2. Step 2: Convert to fraction form
    118,183.77/177,277.20 = 39,298.01/x
  3. Step 3: Cross multiply
    118,183.77x = 177,277.20 × 39,298.01
  4. Step 4: Simplify right side
    118,183.77x = 6,966,640,291.99
  5. Step 5: Solve for x
    x = 6,966,640,291.99/118,183.77
  6. Step 6: Final answer
    x = 58,947.52

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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.