Home / 185,869.84-256,504.17-100,992.37

Finding the Fourth Proportional to 185,869.84, 256,504.17 and 100,992.37

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Solution

The fourth proportional to 185,869.84, 256,504.17 and 100,992.37 is: 139,371.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,869.84 : 256,504.17 = 100,992.37 : x
  2. Step 2: Convert to fraction form
    185,869.84/256,504.17 = 100,992.37/x
  3. Step 3: Cross multiply
    185,869.84x = 256,504.17 × 100,992.37
  4. Step 4: Simplify right side
    185,869.84x = 25,904,964,043.18
  5. Step 5: Solve for x
    x = 25,904,964,043.18/185,869.84
  6. Step 6: Final answer
    x = 139,371.53

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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.