Home / 75,200.00-103,791.38-43,364.57

Finding the Fourth Proportional to 75,200.00, 103,791.38 and 43,364.57

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Solution

The fourth proportional to 75,200.00, 103,791.38 and 43,364.57 is: 59,851.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,200.00 : 103,791.38 = 43,364.57 : x
  2. Step 2: Convert to fraction form
    75,200.00/103,791.38 = 43,364.57/x
  3. Step 3: Cross multiply
    75,200.00x = 103,791.38 × 43,364.57
  4. Step 4: Simplify right side
    75,200.00x = 4,500,867,827.63
  5. Step 5: Solve for x
    x = 4,500,867,827.63/75,200.00
  6. Step 6: Final answer
    x = 59,851.97

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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.