Home / 74,520.13-111,791.31-24,605.50

Finding the Fourth Proportional to 74,520.13, 111,791.31 and 24,605.50

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Solution

The fourth proportional to 74,520.13, 111,791.31 and 24,605.50 is: 36,911.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,520.13 : 111,791.31 = 24,605.50 : x
  2. Step 2: Convert to fraction form
    74,520.13/111,791.31 = 24,605.50/x
  3. Step 3: Cross multiply
    74,520.13x = 111,791.31 × 24,605.50
  4. Step 4: Simplify right side
    74,520.13x = 2,750,681,078.21
  5. Step 5: Solve for x
    x = 2,750,681,078.21/74,520.13
  6. Step 6: Final answer
    x = 36,911.92

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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.