Home / 68,725.26-94,839.26-40,432.77

Finding the Fourth Proportional to 68,725.26, 94,839.26 and 40,432.77

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Solution

The fourth proportional to 68,725.26, 94,839.26 and 40,432.77 is: 55,796.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,725.26 : 94,839.26 = 40,432.77 : x
  2. Step 2: Convert to fraction form
    68,725.26/94,839.26 = 40,432.77/x
  3. Step 3: Cross multiply
    68,725.26x = 94,839.26 × 40,432.77
  4. Step 4: Simplify right side
    68,725.26x = 3,834,613,784.39
  5. Step 5: Solve for x
    x = 3,834,613,784.39/68,725.26
  6. Step 6: Final answer
    x = 55,796.28

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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.