Home / 186,643.22-257,556.52-106,059.56

Finding the Fourth Proportional to 186,643.22, 257,556.52 and 106,059.56

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Solution

The fourth proportional to 186,643.22, 257,556.52 and 106,059.56 is: 146,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,643.22 : 257,556.52 = 106,059.56 : x
  2. Step 2: Convert to fraction form
    186,643.22/257,556.52 = 106,059.56/x
  3. Step 3: Cross multiply
    186,643.22x = 257,556.52 × 106,059.56
  4. Step 4: Simplify right side
    186,643.22x = 27,316,331,186.33
  5. Step 5: Solve for x
    x = 27,316,331,186.33/186,643.22
  6. Step 6: Final answer
    x = 146,355.87

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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.