Home / 117,835.30-176,780.62-38,949.52

Finding the Fourth Proportional to 117,835.30, 176,780.62 and 38,949.52

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Solution

The fourth proportional to 117,835.30, 176,780.62 and 38,949.52 is: 58,433.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,835.30 : 176,780.62 = 38,949.52 : x
  2. Step 2: Convert to fraction form
    117,835.30/176,780.62 = 38,949.52/x
  3. Step 3: Cross multiply
    117,835.30x = 176,780.62 × 38,949.52
  4. Step 4: Simplify right side
    117,835.30x = 6,885,519,410.40
  5. Step 5: Solve for x
    x = 6,885,519,410.40/117,835.30
  6. Step 6: Final answer
    x = 58,433.42

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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.