Home / 157,414.66-236,191.68-82,517.00

Finding the Fourth Proportional to 157,414.66, 236,191.68 and 82,517.00

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Solution

The fourth proportional to 157,414.66, 236,191.68 and 82,517.00 is: 123,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,414.66 : 236,191.68 = 82,517.00 : x
  2. Step 2: Convert to fraction form
    157,414.66/236,191.68 = 82,517.00/x
  3. Step 3: Cross multiply
    157,414.66x = 236,191.68 × 82,517.00
  4. Step 4: Simplify right side
    157,414.66x = 19,489,827,677.60
  5. Step 5: Solve for x
    x = 19,489,827,677.60/157,414.66
  6. Step 6: Final answer
    x = 123,812.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.