Home / 51,939.01-77,927.06-16,878.79

Finding the Fourth Proportional to 51,939.01, 77,927.06 and 16,878.79

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Solution

The fourth proportional to 51,939.01, 77,927.06 and 16,878.79 is: 25,324.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,939.01 : 77,927.06 = 16,878.79 : x
  2. Step 2: Convert to fraction form
    51,939.01/77,927.06 = 16,878.79/x
  3. Step 3: Cross multiply
    51,939.01x = 77,927.06 × 16,878.79
  4. Step 4: Simplify right side
    51,939.01x = 1,315,314,481.06
  5. Step 5: Solve for x
    x = 1,315,314,481.06/51,939.01
  6. Step 6: Final answer
    x = 25,324.21

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1.5x scale

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.