Home / 274,024.06-411,036.29-74,344.43

Finding the Fourth Proportional to 274,024.06, 411,036.29 and 74,344.43

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Solution

The fourth proportional to 274,024.06, 411,036.29 and 74,344.43 is: 111,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,024.06 : 411,036.29 = 74,344.43 : x
  2. Step 2: Convert to fraction form
    274,024.06/411,036.29 = 74,344.43/x
  3. Step 3: Cross multiply
    274,024.06x = 411,036.29 × 74,344.43
  4. Step 4: Simplify right side
    274,024.06x = 30,558,258,467.99
  5. Step 5: Solve for x
    x = 30,558,258,467.99/274,024.06
  6. Step 6: Final answer
    x = 111,516.70

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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.