Home / 84,044.70-125,935.68-52,814.34

Finding the Fourth Proportional to 84,044.70, 125,935.68 and 52,814.34

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Solution

The fourth proportional to 84,044.70, 125,935.68 and 52,814.34 is: 79,138.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,044.70 : 125,935.68 = 52,814.34 : x
  2. Step 2: Convert to fraction form
    84,044.70/125,935.68 = 52,814.34/x
  3. Step 3: Cross multiply
    84,044.70x = 125,935.68 × 52,814.34
  4. Step 4: Simplify right side
    84,044.70x = 6,651,209,821.65
  5. Step 5: Solve for x
    x = 6,651,209,821.65/84,044.70
  6. Step 6: Final answer
    x = 79,138.96

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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.