Home / 186,556.20-257,447.81-101,673.26

Finding the Fourth Proportional to 186,556.20, 257,447.81 and 101,673.26

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Solution

The fourth proportional to 186,556.20, 257,447.81 and 101,673.26 is: 140,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,556.20 : 257,447.81 = 101,673.26 : x
  2. Step 2: Convert to fraction form
    186,556.20/257,447.81 = 101,673.26/x
  3. Step 3: Cross multiply
    186,556.20x = 257,447.81 × 101,673.26
  4. Step 4: Simplify right side
    186,556.20x = 26,175,558,122.56
  5. Step 5: Solve for x
    x = 26,175,558,122.56/186,556.20
  6. Step 6: Final answer
    x = 140,309.24

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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.