Home / 177,738.91-266,608.87-51,389.44

Finding the Fourth Proportional to 177,738.91, 266,608.87 and 51,389.44

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Solution

The fourth proportional to 177,738.91, 266,608.87 and 51,389.44 is: 77,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,738.91 : 266,608.87 = 51,389.44 : x
  2. Step 2: Convert to fraction form
    177,738.91/266,608.87 = 51,389.44/x
  3. Step 3: Cross multiply
    177,738.91x = 266,608.87 × 51,389.44
  4. Step 4: Simplify right side
    177,738.91x = 13,700,879,733.34
  5. Step 5: Solve for x
    x = 13,700,879,733.34/177,738.91
  6. Step 6: Final answer
    x = 77,084.30

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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.