Home / 186,819.83-257,817.06-106,258.96

Finding the Fourth Proportional to 186,819.83, 257,817.06 and 106,258.96

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Solution

The fourth proportional to 186,819.83, 257,817.06 and 106,258.96 is: 146,640.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,819.83 : 257,817.06 = 106,258.96 : x
  2. Step 2: Convert to fraction form
    186,819.83/257,817.06 = 106,258.96/x
  3. Step 3: Cross multiply
    186,819.83x = 257,817.06 × 106,258.96
  4. Step 4: Simplify right side
    186,819.83x = 27,395,370,845.48
  5. Step 5: Solve for x
    x = 27,395,370,845.48/186,819.83
  6. Step 6: Final answer
    x = 146,640.59

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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.