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Finding the Fourth Proportional to 118,467.60, 177,798.60 and 114,579.60

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Solution

The fourth proportional to 118,467.60, 177,798.60 and 114,579.60 is: 171,963.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,467.60 : 177,798.60 = 114,579.60 : x
  2. Step 2: Convert to fraction form
    118,467.60/177,798.60 = 114,579.60/x
  3. Step 3: Cross multiply
    118,467.60x = 177,798.60 × 114,579.60
  4. Step 4: Simplify right side
    118,467.60x = 20,372,092,468.56
  5. Step 5: Solve for x
    x = 20,372,092,468.56/118,467.60
  6. Step 6: Final answer
    x = 171,963.41

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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.