Home / 209,537.49-289,160.91-114,044.97

Finding the Fourth Proportional to 209,537.49, 289,160.91 and 114,044.97

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Solution

The fourth proportional to 209,537.49, 289,160.91 and 114,044.97 is: 157,381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,537.49 : 289,160.91 = 114,044.97 : x
  2. Step 2: Convert to fraction form
    209,537.49/289,160.91 = 114,044.97/x
  3. Step 3: Cross multiply
    209,537.49x = 289,160.91 × 114,044.97
  4. Step 4: Simplify right side
    209,537.49x = 32,977,347,306.12
  5. Step 5: Solve for x
    x = 32,977,347,306.12/209,537.49
  6. Step 6: Final answer
    x = 157,381.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.