Home / 186,914.93-257,939.30-106,340.73

Finding the Fourth Proportional to 186,914.93, 257,939.30 and 106,340.73

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Solution

The fourth proportional to 186,914.93, 257,939.30 and 106,340.73 is: 146,748.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,914.93 : 257,939.30 = 106,340.73 : x
  2. Step 2: Convert to fraction form
    186,914.93/257,939.30 = 106,340.73/x
  3. Step 3: Cross multiply
    186,914.93x = 257,939.30 × 106,340.73
  4. Step 4: Simplify right side
    186,914.93x = 27,429,452,167.99
  5. Step 5: Solve for x
    x = 27,429,452,167.99/186,914.93
  6. Step 6: Final answer
    x = 146,748.33

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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.