Home / 151,216.44-208,677.04-83,231.94

Finding the Fourth Proportional to 151,216.44, 208,677.04 and 83,231.94

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Solution

The fourth proportional to 151,216.44, 208,677.04 and 83,231.94 is: 114,859.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,216.44 : 208,677.04 = 83,231.94 : x
  2. Step 2: Convert to fraction form
    151,216.44/208,677.04 = 83,231.94/x
  3. Step 3: Cross multiply
    151,216.44x = 208,677.04 × 83,231.94
  4. Step 4: Simplify right side
    151,216.44x = 17,368,594,872.66
  5. Step 5: Solve for x
    x = 17,368,594,872.66/151,216.44
  6. Step 6: Final answer
    x = 114,859.17

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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.