Home / 118,130.87-177,196.94-29,384.37

Finding the Fourth Proportional to 118,130.87, 177,196.94 and 29,384.37

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Solution

The fourth proportional to 118,130.87, 177,196.94 and 29,384.37 is: 44,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,130.87 : 177,196.94 = 29,384.37 : x
  2. Step 2: Convert to fraction form
    118,130.87/177,196.94 = 29,384.37/x
  3. Step 3: Cross multiply
    118,130.87x = 177,196.94 × 29,384.37
  4. Step 4: Simplify right side
    118,130.87x = 5,206,820,300.91
  5. Step 5: Solve for x
    x = 5,206,820,300.91/118,130.87
  6. Step 6: Final answer
    x = 44,076.71

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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.