Home / 81,995.10-113,163.96-46,192.02

Finding the Fourth Proportional to 81,995.10, 113,163.96 and 46,192.02

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Solution

The fourth proportional to 81,995.10, 113,163.96 and 46,192.02 is: 63,751.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,995.10 : 113,163.96 = 46,192.02 : x
  2. Step 2: Convert to fraction form
    81,995.10/113,163.96 = 46,192.02/x
  3. Step 3: Cross multiply
    81,995.10x = 113,163.96 × 46,192.02
  4. Step 4: Simplify right side
    81,995.10x = 5,227,271,903.60
  5. Step 5: Solve for x
    x = 5,227,271,903.60/81,995.10
  6. Step 6: Final answer
    x = 63,751.03

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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.