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Finding the Fourth Proportional to 118,601.60, 177,999.60 and 114,713.60

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Solution

The fourth proportional to 118,601.60, 177,999.60 and 114,713.60 is: 172,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,601.60 : 177,999.60 = 114,713.60 : x
  2. Step 2: Convert to fraction form
    118,601.60/177,999.60 = 114,713.60/x
  3. Step 3: Cross multiply
    118,601.60x = 177,999.60 × 114,713.60
  4. Step 4: Simplify right side
    118,601.60x = 20,418,974,914.56
  5. Step 5: Solve for x
    x = 20,418,974,914.56/118,601.60
  6. Step 6: Final answer
    x = 172,164.41

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1.5x scale

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.