Home / 76,493.10-114,590.22-50,117.88

Finding the Fourth Proportional to 76,493.10, 114,590.22 and 50,117.88

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Solution

The fourth proportional to 76,493.10, 114,590.22 and 50,117.88 is: 75,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,493.10 : 114,590.22 = 50,117.88 : x
  2. Step 2: Convert to fraction form
    76,493.10/114,590.22 = 50,117.88/x
  3. Step 3: Cross multiply
    76,493.10x = 114,590.22 × 50,117.88
  4. Step 4: Simplify right side
    76,493.10x = 5,743,018,895.13
  5. Step 5: Solve for x
    x = 5,743,018,895.13/76,493.10
  6. Step 6: Final answer
    x = 75,078.91

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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.