Home / 68,718.52-94,850.24-40,433.32

Finding the Fourth Proportional to 68,718.52, 94,850.24 and 40,433.32

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Solution

The fourth proportional to 68,718.52, 94,850.24 and 40,433.32 is: 55,808.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,718.52 : 94,850.24 = 40,433.32 : x
  2. Step 2: Convert to fraction form
    68,718.52/94,850.24 = 40,433.32/x
  3. Step 3: Cross multiply
    68,718.52x = 94,850.24 × 40,433.32
  4. Step 4: Simplify right side
    68,718.52x = 3,835,110,106.00
  5. Step 5: Solve for x
    x = 3,835,110,106.00/68,718.52
  6. Step 6: Final answer
    x = 55,808.97

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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.