Home / 270,615.02-405,891.32-70,951.26

Finding the Fourth Proportional to 270,615.02, 405,891.32 and 70,951.26

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Solution

The fourth proportional to 270,615.02, 405,891.32 and 70,951.26 is: 106,418.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,615.02 : 405,891.32 = 70,951.26 : x
  2. Step 2: Convert to fraction form
    270,615.02/405,891.32 = 70,951.26/x
  3. Step 3: Cross multiply
    270,615.02x = 405,891.32 × 70,951.26
  4. Step 4: Simplify right side
    270,615.02x = 28,798,500,577.06
  5. Step 5: Solve for x
    x = 28,798,500,577.06/270,615.02
  6. Step 6: Final answer
    x = 106,418.71

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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.