Home / 170,936.94-256,375.80-46,248.78

Finding the Fourth Proportional to 170,936.94, 256,375.80 and 46,248.78

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Solution

The fourth proportional to 170,936.94, 256,375.80 and 46,248.78 is: 69,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,936.94 : 256,375.80 = 46,248.78 : x
  2. Step 2: Convert to fraction form
    170,936.94/256,375.80 = 46,248.78/x
  3. Step 3: Cross multiply
    170,936.94x = 256,375.80 × 46,248.78
  4. Step 4: Simplify right side
    170,936.94x = 11,857,067,971.52
  5. Step 5: Solve for x
    x = 11,857,067,971.52/170,936.94
  6. Step 6: Final answer
    x = 69,365.16

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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.