Home / 88,703.25-122,431.05-58,494.03

Finding the Fourth Proportional to 88,703.25, 122,431.05 and 58,494.03

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Solution

The fourth proportional to 88,703.25, 122,431.05 and 58,494.03 is: 80,735.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,703.25 : 122,431.05 = 58,494.03 : x
  2. Step 2: Convert to fraction form
    88,703.25/122,431.05 = 58,494.03/x
  3. Step 3: Cross multiply
    88,703.25x = 122,431.05 × 58,494.03
  4. Step 4: Simplify right side
    88,703.25x = 7,161,485,511.63
  5. Step 5: Solve for x
    x = 7,161,485,511.63/88,703.25
  6. Step 6: Final answer
    x = 80,735.32

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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.