Home / 150,623.33-207,862.29-82,639.04

Finding the Fourth Proportional to 150,623.33, 207,862.29 and 82,639.04

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Solution

The fourth proportional to 150,623.33, 207,862.29 and 82,639.04 is: 114,043.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,623.33 : 207,862.29 = 82,639.04 : x
  2. Step 2: Convert to fraction form
    150,623.33/207,862.29 = 82,639.04/x
  3. Step 3: Cross multiply
    150,623.33x = 207,862.29 × 82,639.04
  4. Step 4: Simplify right side
    150,623.33x = 17,177,539,058.49
  5. Step 5: Solve for x
    x = 17,177,539,058.49/150,623.33
  6. Step 6: Final answer
    x = 114,043.02

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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.