Home / 88,003.26-131,813.73-54,166.14

Finding the Fourth Proportional to 88,003.26, 131,813.73 and 54,166.14

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Solution

The fourth proportional to 88,003.26, 131,813.73 and 54,166.14 is: 81,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,003.26 : 131,813.73 = 54,166.14 : x
  2. Step 2: Convert to fraction form
    88,003.26/131,813.73 = 54,166.14/x
  3. Step 3: Cross multiply
    88,003.26x = 131,813.73 × 54,166.14
  4. Step 4: Simplify right side
    88,003.26x = 7,139,840,953.10
  5. Step 5: Solve for x
    x = 7,139,840,953.10/88,003.26
  6. Step 6: Final answer
    x = 81,131.55

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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.