Home / 256,844.07-385,268.70-114,696.57

Finding the Fourth Proportional to 256,844.07, 385,268.70 and 114,696.57

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Solution

The fourth proportional to 256,844.07, 385,268.70 and 114,696.57 is: 172,046.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,844.07 : 385,268.70 = 114,696.57 : x
  2. Step 2: Convert to fraction form
    256,844.07/385,268.70 = 114,696.57/x
  3. Step 3: Cross multiply
    256,844.07x = 385,268.70 × 114,696.57
  4. Step 4: Simplify right side
    256,844.07x = 44,188,998,418.36
  5. Step 5: Solve for x
    x = 44,188,998,418.36/256,844.07
  6. Step 6: Final answer
    x = 172,046.01

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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.