Home / 186,249.36-257,029.56-101,371.92

Finding the Fourth Proportional to 186,249.36, 257,029.56 and 101,371.92

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Solution

The fourth proportional to 186,249.36, 257,029.56 and 101,371.92 is: 139,896.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,249.36 : 257,029.56 = 101,371.92 : x
  2. Step 2: Convert to fraction form
    186,249.36/257,029.56 = 101,371.92/x
  3. Step 3: Cross multiply
    186,249.36x = 257,029.56 × 101,371.92
  4. Step 4: Simplify right side
    186,249.36x = 26,055,579,993.96
  5. Step 5: Solve for x
    x = 26,055,579,993.96/186,249.36
  6. Step 6: Final answer
    x = 139,896.21

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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.