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Finding the Fourth Proportional to 176,704.56, 265,055.60 and 71,522.01

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Solution

The fourth proportional to 176,704.56, 265,055.60 and 71,522.01 is: 107,282.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,704.56 : 265,055.60 = 71,522.01 : x
  2. Step 2: Convert to fraction form
    176,704.56/265,055.60 = 71,522.01/x
  3. Step 3: Cross multiply
    176,704.56x = 265,055.60 × 71,522.01
  4. Step 4: Simplify right side
    176,704.56x = 18,957,309,273.76
  5. Step 5: Solve for x
    x = 18,957,309,273.76/176,704.56
  6. Step 6: Final answer
    x = 107,282.51

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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.