Home / 186,790.21-257,759.98-106,237.33

Finding the Fourth Proportional to 186,790.21, 257,759.98 and 106,237.33

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Solution

The fourth proportional to 186,790.21, 257,759.98 and 106,237.33 is: 146,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,790.21 : 257,759.98 = 106,237.33 : x
  2. Step 2: Convert to fraction form
    186,790.21/257,759.98 = 106,237.33/x
  3. Step 3: Cross multiply
    186,790.21x = 257,759.98 × 106,237.33
  4. Step 4: Simplify right side
    186,790.21x = 27,383,731,146.06
  5. Step 5: Solve for x
    x = 27,383,731,146.06/186,790.21
  6. Step 6: Final answer
    x = 146,601.54

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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.