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Finding the Fourth Proportional to 177,371.57, 265,899.11 and 65,025.55

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Solution

The fourth proportional to 177,371.57, 265,899.11 and 65,025.55 is: 97,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,371.57 : 265,899.11 = 65,025.55 : x
  2. Step 2: Convert to fraction form
    177,371.57/265,899.11 = 65,025.55/x
  3. Step 3: Cross multiply
    177,371.57x = 265,899.11 × 65,025.55
  4. Step 4: Simplify right side
    177,371.57x = 17,290,234,757.74
  5. Step 5: Solve for x
    x = 17,290,234,757.74/177,371.57
  6. Step 6: Final answer
    x = 97,480.31

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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.