Home / 74,340.21-111,319.83-41,023.29

Finding the Fourth Proportional to 74,340.21, 111,319.83 and 41,023.29

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Solution

The fourth proportional to 74,340.21, 111,319.83 and 41,023.29 is: 61,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,340.21 : 111,319.83 = 41,023.29 : x
  2. Step 2: Convert to fraction form
    74,340.21/111,319.83 = 41,023.29/x
  3. Step 3: Cross multiply
    74,340.21x = 111,319.83 × 41,023.29
  4. Step 4: Simplify right side
    74,340.21x = 4,566,705,668.84
  5. Step 5: Solve for x
    x = 4,566,705,668.84/74,340.21
  6. Step 6: Final answer
    x = 61,429.82

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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.