Home / 306,717.23-460,081.96-82,077.30

Finding the Fourth Proportional to 306,717.23, 460,081.96 and 82,077.30

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Solution

The fourth proportional to 306,717.23, 460,081.96 and 82,077.30 is: 123,117.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,717.23 : 460,081.96 = 82,077.30 : x
  2. Step 2: Convert to fraction form
    306,717.23/460,081.96 = 82,077.30/x
  3. Step 3: Cross multiply
    306,717.23x = 460,081.96 × 82,077.30
  4. Step 4: Simplify right side
    306,717.23x = 37,762,284,850.31
  5. Step 5: Solve for x
    x = 37,762,284,850.31/306,717.23
  6. Step 6: Final answer
    x = 123,117.58

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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.