Home / 195,552.06-269,861.79-106,128.06

Finding the Fourth Proportional to 195,552.06, 269,861.79 and 106,128.06

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Solution

The fourth proportional to 195,552.06, 269,861.79 and 106,128.06 is: 146,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,552.06 : 269,861.79 = 106,128.06 : x
  2. Step 2: Convert to fraction form
    195,552.06/269,861.79 = 106,128.06/x
  3. Step 3: Cross multiply
    195,552.06x = 269,861.79 × 106,128.06
  4. Step 4: Simplify right side
    195,552.06x = 28,639,908,240.83
  5. Step 5: Solve for x
    x = 28,639,908,240.83/195,552.06
  6. Step 6: Final answer
    x = 146,456.69

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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.