Home / 116,981.92-175,431.48-38,081.44

Finding the Fourth Proportional to 116,981.92, 175,431.48 and 38,081.44

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Solution

The fourth proportional to 116,981.92, 175,431.48 and 38,081.44 is: 57,108.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,981.92 : 175,431.48 = 38,081.44 : x
  2. Step 2: Convert to fraction form
    116,981.92/175,431.48 = 38,081.44/x
  3. Step 3: Cross multiply
    116,981.92x = 175,431.48 × 38,081.44
  4. Step 4: Simplify right side
    116,981.92x = 6,680,683,379.73
  5. Step 5: Solve for x
    x = 6,680,683,379.73/116,981.92
  6. Step 6: Final answer
    x = 57,108.68

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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.