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Finding the Fourth Proportional to 114,841.60, 171,873.60 and 100,844.80

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Solution

The fourth proportional to 114,841.60, 171,873.60 and 100,844.80 is: 150,925.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,841.60 : 171,873.60 = 100,844.80 : x
  2. Step 2: Convert to fraction form
    114,841.60/171,873.60 = 100,844.80/x
  3. Step 3: Cross multiply
    114,841.60x = 171,873.60 × 100,844.80
  4. Step 4: Simplify right side
    114,841.60x = 17,332,558,817.28
  5. Step 5: Solve for x
    x = 17,332,558,817.28/114,841.60
  6. Step 6: Final answer
    x = 150,925.79

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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.