Home / 104,863.08-157,163.34-82,588.50

Finding the Fourth Proportional to 104,863.08, 157,163.34 and 82,588.50

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Solution

The fourth proportional to 104,863.08, 157,163.34 and 82,588.50 is: 123,779.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,863.08 : 157,163.34 = 82,588.50 : x
  2. Step 2: Convert to fraction form
    104,863.08/157,163.34 = 82,588.50/x
  3. Step 3: Cross multiply
    104,863.08x = 157,163.34 × 82,588.50
  4. Step 4: Simplify right side
    104,863.08x = 12,979,884,505.59
  5. Step 5: Solve for x
    x = 12,979,884,505.59/104,863.08
  6. Step 6: Final answer
    x = 123,779.36

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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.