Home / 76,226.90-114,379.38-36,291.06

Finding the Fourth Proportional to 76,226.90, 114,379.38 and 36,291.06

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Solution

The fourth proportional to 76,226.90, 114,379.38 and 36,291.06 is: 54,455.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,226.90 : 114,379.38 = 36,291.06 : x
  2. Step 2: Convert to fraction form
    76,226.90/114,379.38 = 36,291.06/x
  3. Step 3: Cross multiply
    76,226.90x = 114,379.38 × 36,291.06
  4. Step 4: Simplify right side
    76,226.90x = 4,150,948,942.34
  5. Step 5: Solve for x
    x = 4,150,948,942.34/76,226.90
  6. Step 6: Final answer
    x = 54,455.18

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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.