Home / 150,577.80-207,799.62-82,601.40

Finding the Fourth Proportional to 150,577.80, 207,799.62 and 82,601.40

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Solution

The fourth proportional to 150,577.80, 207,799.62 and 82,601.40 is: 113,991.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,577.80 : 207,799.62 = 82,601.40 : x
  2. Step 2: Convert to fraction form
    150,577.80/207,799.62 = 82,601.40/x
  3. Step 3: Cross multiply
    150,577.80x = 207,799.62 × 82,601.40
  4. Step 4: Simplify right side
    150,577.80x = 17,164,539,531.47
  5. Step 5: Solve for x
    x = 17,164,539,531.47/150,577.80
  6. Step 6: Final answer
    x = 113,991.17

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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.