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Finding the Fourth Proportional to 177,597.60, 265,100.85 and 155,177.21

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Solution

The fourth proportional to 177,597.60, 265,100.85 and 155,177.21 is: 231,633.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,597.60 : 265,100.85 = 155,177.21 : x
  2. Step 2: Convert to fraction form
    177,597.60/265,100.85 = 155,177.21/x
  3. Step 3: Cross multiply
    177,597.60x = 265,100.85 × 155,177.21
  4. Step 4: Simplify right side
    177,597.60x = 41,137,608,946.12
  5. Step 5: Solve for x
    x = 41,137,608,946.12/177,597.60
  6. Step 6: Final answer
    x = 231,633.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.