Home / 51,576.15-77,364.92-16,515.81

Finding the Fourth Proportional to 51,576.15, 77,364.92 and 16,515.81

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Solution

The fourth proportional to 51,576.15, 77,364.92 and 16,515.81 is: 24,773.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,576.15 : 77,364.92 = 16,515.81 : x
  2. Step 2: Convert to fraction form
    51,576.15/77,364.92 = 16,515.81/x
  3. Step 3: Cross multiply
    51,576.15x = 77,364.92 × 16,515.81
  4. Step 4: Simplify right side
    51,576.15x = 1,277,744,319.39
  5. Step 5: Solve for x
    x = 1,277,744,319.39/51,576.15
  6. Step 6: Final answer
    x = 24,773.94

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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.