Home / 117,835.08-176,780.31-38,949.31

Finding the Fourth Proportional to 117,835.08, 176,780.31 and 38,949.31

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Solution

The fourth proportional to 117,835.08, 176,780.31 and 38,949.31 is: 58,433.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,835.08 : 176,780.31 = 38,949.31 : x
  2. Step 2: Convert to fraction form
    117,835.08/176,780.31 = 38,949.31/x
  3. Step 3: Cross multiply
    117,835.08x = 176,780.31 × 38,949.31
  4. Step 4: Simplify right side
    117,835.08x = 6,885,471,096.09
  5. Step 5: Solve for x
    x = 6,885,471,096.09/117,835.08
  6. Step 6: Final answer
    x = 58,433.12

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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.