Home / 51,727.96-77,577.78-14,279.08

Finding the Fourth Proportional to 51,727.96, 77,577.78 and 14,279.08

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Solution

The fourth proportional to 51,727.96, 77,577.78 and 14,279.08 is: 21,414.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,727.96 : 77,577.78 = 14,279.08 : x
  2. Step 2: Convert to fraction form
    51,727.96/77,577.78 = 14,279.08/x
  3. Step 3: Cross multiply
    51,727.96x = 77,577.78 × 14,279.08
  4. Step 4: Simplify right side
    51,727.96x = 1,107,739,326.84
  5. Step 5: Solve for x
    x = 1,107,739,326.84/51,727.96
  6. Step 6: Final answer
    x = 21,414.71

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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.