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Finding the Fourth Proportional to 177,033.87, 244,406.87 and 122,665.05

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Solution

The fourth proportional to 177,033.87, 244,406.87 and 122,665.05 is: 169,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,033.87 : 244,406.87 = 122,665.05 : x
  2. Step 2: Convert to fraction form
    177,033.87/244,406.87 = 122,665.05/x
  3. Step 3: Cross multiply
    177,033.87x = 244,406.87 × 122,665.05
  4. Step 4: Simplify right side
    177,033.87x = 29,980,180,775.56
  5. Step 5: Solve for x
    x = 29,980,180,775.56/177,033.87
  6. Step 6: Final answer
    x = 169,347.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.