Home / 117,633.89-176,351.60-51,023.88

Finding the Fourth Proportional to 117,633.89, 176,351.60 and 51,023.88

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Solution

The fourth proportional to 117,633.89, 176,351.60 and 51,023.88 is: 76,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,633.89 : 176,351.60 = 51,023.88 : x
  2. Step 2: Convert to fraction form
    117,633.89/176,351.60 = 51,023.88/x
  3. Step 3: Cross multiply
    117,633.89x = 176,351.60 × 51,023.88
  4. Step 4: Simplify right side
    117,633.89x = 8,998,142,621.09
  5. Step 5: Solve for x
    x = 8,998,142,621.09/117,633.89
  6. Step 6: Final answer
    x = 76,492.78

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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.