Home / 154,857.20-232,804.20-132,047.60

Finding the Fourth Proportional to 154,857.20, 232,804.20 and 132,047.60

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Solution

The fourth proportional to 154,857.20, 232,804.20 and 132,047.60 is: 198,513.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,857.20 : 232,804.20 = 132,047.60 : x
  2. Step 2: Convert to fraction form
    154,857.20/232,804.20 = 132,047.60/x
  3. Step 3: Cross multiply
    154,857.20x = 232,804.20 × 132,047.60
  4. Step 4: Simplify right side
    154,857.20x = 30,741,235,879.92
  5. Step 5: Solve for x
    x = 30,741,235,879.92/154,857.20
  6. Step 6: Final answer
    x = 198,513.44

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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.