Home / 51,241.34-76,864.31-15,700.05

Finding the Fourth Proportional to 51,241.34, 76,864.31 and 15,700.05

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Solution

The fourth proportional to 51,241.34, 76,864.31 and 15,700.05 is: 23,550.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,241.34 : 76,864.31 = 15,700.05 : x
  2. Step 2: Convert to fraction form
    51,241.34/76,864.31 = 15,700.05/x
  3. Step 3: Cross multiply
    51,241.34x = 76,864.31 × 15,700.05
  4. Step 4: Simplify right side
    51,241.34x = 1,206,773,431.72
  5. Step 5: Solve for x
    x = 1,206,773,431.72/51,241.34
  6. Step 6: Final answer
    x = 23,550.78

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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.