Home / 83,741.09-125,604.32-27,580.77

Finding the Fourth Proportional to 83,741.09, 125,604.32 and 27,580.77

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Solution

The fourth proportional to 83,741.09, 125,604.32 and 27,580.77 is: 41,368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,741.09 : 125,604.32 = 27,580.77 : x
  2. Step 2: Convert to fraction form
    83,741.09/125,604.32 = 27,580.77/x
  3. Step 3: Cross multiply
    83,741.09x = 125,604.32 × 27,580.77
  4. Step 4: Simplify right side
    83,741.09x = 3,464,263,723.02
  5. Step 5: Solve for x
    x = 3,464,263,723.02/83,741.09
  6. Step 6: Final answer
    x = 41,368.75

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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.