Home / 68,708.94-94,849.83-49,988.22

Finding the Fourth Proportional to 68,708.94, 94,849.83 and 49,988.22

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Solution

The fourth proportional to 68,708.94, 94,849.83 and 49,988.22 is: 69,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,708.94 : 94,849.83 = 49,988.22 : x
  2. Step 2: Convert to fraction form
    68,708.94/94,849.83 = 49,988.22/x
  3. Step 3: Cross multiply
    68,708.94x = 94,849.83 × 49,988.22
  4. Step 4: Simplify right side
    68,708.94x = 4,741,374,169.00
  5. Step 5: Solve for x
    x = 4,741,374,169.00/68,708.94
  6. Step 6: Final answer
    x = 69,006.66

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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.