Home / 117,835.21-176,780.50-38,949.44

Finding the Fourth Proportional to 117,835.21, 176,780.50 and 38,949.44

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Solution

The fourth proportional to 117,835.21, 176,780.50 and 38,949.44 is: 58,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,835.21 : 176,780.50 = 38,949.44 : x
  2. Step 2: Convert to fraction form
    117,835.21/176,780.50 = 38,949.44/x
  3. Step 3: Cross multiply
    117,835.21x = 176,780.50 × 38,949.44
  4. Step 4: Simplify right side
    117,835.21x = 6,885,500,496.64
  5. Step 5: Solve for x
    x = 6,885,500,496.64/117,835.21
  6. Step 6: Final answer
    x = 58,433.30

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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.