Home / 51,016.43-76,524.54-13,576.50

Finding the Fourth Proportional to 51,016.43, 76,524.54 and 13,576.50

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Solution

The fourth proportional to 51,016.43, 76,524.54 and 13,576.50 is: 20,364.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,016.43 : 76,524.54 = 13,576.50 : x
  2. Step 2: Convert to fraction form
    51,016.43/76,524.54 = 13,576.50/x
  3. Step 3: Cross multiply
    51,016.43x = 76,524.54 × 13,576.50
  4. Step 4: Simplify right side
    51,016.43x = 1,038,935,417.31
  5. Step 5: Solve for x
    x = 1,038,935,417.31/51,016.43
  6. Step 6: Final answer
    x = 20,364.72

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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.