Home / 76,209.70-114,314.55-48,216.10

Finding the Fourth Proportional to 76,209.70, 114,314.55 and 48,216.10

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Solution

The fourth proportional to 76,209.70, 114,314.55 and 48,216.10 is: 72,324.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,209.70 : 114,314.55 = 48,216.10 : x
  2. Step 2: Convert to fraction form
    76,209.70/114,314.55 = 48,216.10/x
  3. Step 3: Cross multiply
    76,209.70x = 114,314.55 × 48,216.10
  4. Step 4: Simplify right side
    76,209.70x = 5,511,801,774.26
  5. Step 5: Solve for x
    x = 5,511,801,774.26/76,209.70
  6. Step 6: Final answer
    x = 72,324.15

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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.