Home / 195,471.87-269,612.09-179,391.12

Finding the Fourth Proportional to 195,471.87, 269,612.09 and 179,391.12

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Solution

The fourth proportional to 195,471.87, 269,612.09 and 179,391.12 is: 247,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,471.87 : 269,612.09 = 179,391.12 : x
  2. Step 2: Convert to fraction form
    195,471.87/269,612.09 = 179,391.12/x
  3. Step 3: Cross multiply
    195,471.87x = 269,612.09 × 179,391.12
  4. Step 4: Simplify right side
    195,471.87x = 48,366,014,790.64
  5. Step 5: Solve for x
    x = 48,366,014,790.64/195,471.87
  6. Step 6: Final answer
    x = 247,432.10

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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.