Home / 84,460.36-126,727.38-40,118.44

Finding the Fourth Proportional to 84,460.36, 126,727.38 and 40,118.44

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Solution

The fourth proportional to 84,460.36, 126,727.38 and 40,118.44 is: 60,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,460.36 : 126,727.38 = 40,118.44 : x
  2. Step 2: Convert to fraction form
    84,460.36/126,727.38 = 40,118.44/x
  3. Step 3: Cross multiply
    84,460.36x = 126,727.38 × 40,118.44
  4. Step 4: Simplify right side
    84,460.36x = 5,084,104,790.89
  5. Step 5: Solve for x
    x = 5,084,104,790.89/84,460.36
  6. Step 6: Final answer
    x = 60,195.16

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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.