Home / 49,168.83-73,753.29-21,070.65

Finding the Fourth Proportional to 49,168.83, 73,753.29 and 21,070.65

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Solution

The fourth proportional to 49,168.83, 73,753.29 and 21,070.65 is: 31,605.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,168.83 : 73,753.29 = 21,070.65 : x
  2. Step 2: Convert to fraction form
    49,168.83/73,753.29 = 21,070.65/x
  3. Step 3: Cross multiply
    49,168.83x = 73,753.29 × 21,070.65
  4. Step 4: Simplify right side
    49,168.83x = 1,554,029,759.94
  5. Step 5: Solve for x
    x = 1,554,029,759.94/49,168.83
  6. Step 6: Final answer
    x = 31,605.99

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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.