Home / 68,723.70-94,884.39-52,779.66

Finding the Fourth Proportional to 68,723.70, 94,884.39 and 52,779.66

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Solution

The fourth proportional to 68,723.70, 94,884.39 and 52,779.66 is: 72,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723.70 : 94,884.39 = 52,779.66 : x
  2. Step 2: Convert to fraction form
    68,723.70/94,884.39 = 52,779.66/x
  3. Step 3: Cross multiply
    68,723.70x = 94,884.39 × 52,779.66
  4. Step 4: Simplify right side
    68,723.70x = 5,007,965,843.51
  5. Step 5: Solve for x
    x = 5,007,965,843.51/68,723.70
  6. Step 6: Final answer
    x = 72,871.02

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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.