Home / 150,324.33-207,465.07-86,664.41

Finding the Fourth Proportional to 150,324.33, 207,465.07 and 86,664.41

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Solution

The fourth proportional to 150,324.33, 207,465.07 and 86,664.41 is: 119,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,324.33 : 207,465.07 = 86,664.41 : x
  2. Step 2: Convert to fraction form
    150,324.33/207,465.07 = 86,664.41/x
  3. Step 3: Cross multiply
    150,324.33x = 207,465.07 × 86,664.41
  4. Step 4: Simplify right side
    150,324.33x = 17,979,837,887.16
  5. Step 5: Solve for x
    x = 17,979,837,887.16/150,324.33
  6. Step 6: Final answer
    x = 119,606.97

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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.