Home / 199,388.16-275,137.92-114,497.28

Finding the Fourth Proportional to 199,388.16, 275,137.92 and 114,497.28

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Solution

The fourth proportional to 199,388.16, 275,137.92 and 114,497.28 is: 157,996.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,388.16 : 275,137.92 = 114,497.28 : x
  2. Step 2: Convert to fraction form
    199,388.16/275,137.92 = 114,497.28/x
  3. Step 3: Cross multiply
    199,388.16x = 275,137.92 × 114,497.28
  4. Step 4: Simplify right side
    199,388.16x = 31,502,543,464.86
  5. Step 5: Solve for x
    x = 31,502,543,464.86/199,388.16
  6. Step 6: Final answer
    x = 157,996.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.