Home / 157,414.54-236,191.60-82,516.81

Finding the Fourth Proportional to 157,414.54, 236,191.60 and 82,516.81

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Solution

The fourth proportional to 157,414.54, 236,191.60 and 82,516.81 is: 123,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,414.54 : 236,191.60 = 82,516.81 : x
  2. Step 2: Convert to fraction form
    157,414.54/236,191.60 = 82,516.81/x
  3. Step 3: Cross multiply
    157,414.54x = 236,191.60 × 82,516.81
  4. Step 4: Simplify right side
    157,414.54x = 19,489,776,996.61
  5. Step 5: Solve for x
    x = 19,489,776,996.61/157,414.54
  6. Step 6: Final answer
    x = 123,811.80

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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.