Home / 177,147.28-265,772.87-57,201.60

Finding the Fourth Proportional to 177,147.28, 265,772.87 and 57,201.60

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Solution

The fourth proportional to 177,147.28, 265,772.87 and 57,201.60 is: 85,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147.28 : 265,772.87 = 57,201.60 : x
  2. Step 2: Convert to fraction form
    177,147.28/265,772.87 = 57,201.60/x
  3. Step 3: Cross multiply
    177,147.28x = 265,772.87 × 57,201.60
  4. Step 4: Simplify right side
    177,147.28x = 15,202,633,400.59
  5. Step 5: Solve for x
    x = 15,202,633,400.59/177,147.28
  6. Step 6: Final answer
    x = 85,819.17

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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.