Home / 74,252.20-111,281.10-29,842.60

Finding the Fourth Proportional to 74,252.20, 111,281.10 and 29,842.60

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Solution

The fourth proportional to 74,252.20, 111,281.10 and 29,842.60 is: 44,724.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,252.20 : 111,281.10 = 29,842.60 : x
  2. Step 2: Convert to fraction form
    74,252.20/111,281.10 = 29,842.60/x
  3. Step 3: Cross multiply
    74,252.20x = 111,281.10 × 29,842.60
  4. Step 4: Simplify right side
    74,252.20x = 3,320,917,354.86
  5. Step 5: Solve for x
    x = 3,320,917,354.86/74,252.20
  6. Step 6: Final answer
    x = 44,724.83

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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.