Home / 74,086.98-111,050.28-29,690.88

Finding the Fourth Proportional to 74,086.98, 111,050.28 and 29,690.88

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Solution

The fourth proportional to 74,086.98, 111,050.28 and 29,690.88 is: 44,504.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,086.98 : 111,050.28 = 29,690.88 : x
  2. Step 2: Convert to fraction form
    74,086.98/111,050.28 = 29,690.88/x
  3. Step 3: Cross multiply
    74,086.98x = 111,050.28 × 29,690.88
  4. Step 4: Simplify right side
    74,086.98x = 3,297,180,537.45
  5. Step 5: Solve for x
    x = 3,297,180,537.45/74,086.98
  6. Step 6: Final answer
    x = 44,504.18

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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.