Home / 111,023.84-166,590.44-51,863.66

Finding the Fourth Proportional to 111,023.84, 166,590.44 and 51,863.66

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Solution

The fourth proportional to 111,023.84, 166,590.44 and 51,863.66 is: 77,821.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,023.84 : 166,590.44 = 51,863.66 : x
  2. Step 2: Convert to fraction form
    111,023.84/166,590.44 = 51,863.66/x
  3. Step 3: Cross multiply
    111,023.84x = 166,590.44 × 51,863.66
  4. Step 4: Simplify right side
    111,023.84x = 8,639,989,939.41
  5. Step 5: Solve for x
    x = 8,639,989,939.41/111,023.84
  6. Step 6: Final answer
    x = 77,821.03

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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.