Home / 195,342.71-269,607.47-114,770.21

Finding the Fourth Proportional to 195,342.71, 269,607.47 and 114,770.21

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Solution

The fourth proportional to 195,342.71, 269,607.47 and 114,770.21 is: 158,403.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,342.71 : 269,607.47 = 114,770.21 : x
  2. Step 2: Convert to fraction form
    195,342.71/269,607.47 = 114,770.21/x
  3. Step 3: Cross multiply
    195,342.71x = 269,607.47 × 114,770.21
  4. Step 4: Simplify right side
    195,342.71x = 30,942,904,027.58
  5. Step 5: Solve for x
    x = 30,942,904,027.58/195,342.71
  6. Step 6: Final answer
    x = 158,403.17

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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.