Home / 73,914.12-110,969.73-62,891.64

Finding the Fourth Proportional to 73,914.12, 110,969.73 and 62,891.64

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Solution

The fourth proportional to 73,914.12, 110,969.73 and 62,891.64 is: 94,421.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,914.12 : 110,969.73 = 62,891.64 : x
  2. Step 2: Convert to fraction form
    73,914.12/110,969.73 = 62,891.64/x
  3. Step 3: Cross multiply
    73,914.12x = 110,969.73 × 62,891.64
  4. Step 4: Simplify right side
    73,914.12x = 6,979,068,310.06
  5. Step 5: Solve for x
    x = 6,979,068,310.06/73,914.12
  6. Step 6: Final answer
    x = 94,421.31

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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.