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Finding the Fourth Proportional to 179,790.80, 269,880.60 and 101,058.80

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Solution

The fourth proportional to 179,790.80, 269,880.60 and 101,058.80 is: 151,697.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,790.80 : 269,880.60 = 101,058.80 : x
  2. Step 2: Convert to fraction form
    179,790.80/269,880.60 = 101,058.80/x
  3. Step 3: Cross multiply
    179,790.80x = 269,880.60 × 101,058.80
  4. Step 4: Simplify right side
    179,790.80x = 27,273,809,579.28
  5. Step 5: Solve for x
    x = 27,273,809,579.28/179,790.80
  6. Step 6: Final answer
    x = 151,697.47

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1.5x scale

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.