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Finding the Fourth Proportional to 177,759.56, 266,639.34 and 53,100.56

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Solution

The fourth proportional to 177,759.56, 266,639.34 and 53,100.56 is: 79,650.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,759.56 : 266,639.34 = 53,100.56 : x
  2. Step 2: Convert to fraction form
    177,759.56/266,639.34 = 53,100.56/x
  3. Step 3: Cross multiply
    177,759.56x = 266,639.34 × 53,100.56
  4. Step 4: Simplify right side
    177,759.56x = 14,158,699,137.76
  5. Step 5: Solve for x
    x = 14,158,699,137.76/177,759.56
  6. Step 6: Final answer
    x = 79,650.84

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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.