Home / 129,083.56-193,647.90-58,969.96

Finding the Fourth Proportional to 129,083.56, 193,647.90 and 58,969.96

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Solution

The fourth proportional to 129,083.56, 193,647.90 and 58,969.96 is: 88,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,083.56 : 193,647.90 = 58,969.96 : x
  2. Step 2: Convert to fraction form
    129,083.56/193,647.90 = 58,969.96/x
  3. Step 3: Cross multiply
    129,083.56x = 193,647.90 × 58,969.96
  4. Step 4: Simplify right side
    129,083.56x = 11,419,408,917.08
  5. Step 5: Solve for x
    x = 11,419,408,917.08/129,083.56
  6. Step 6: Final answer
    x = 88,465.25

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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.