Home / 67,039.29-100,557.70-56,576.52

Finding the Fourth Proportional to 67,039.29, 100,557.70 and 56,576.52

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Solution

The fourth proportional to 67,039.29, 100,557.70 and 56,576.52 is: 84,863.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,039.29 : 100,557.70 = 56,576.52 : x
  2. Step 2: Convert to fraction form
    67,039.29/100,557.70 = 56,576.52/x
  3. Step 3: Cross multiply
    67,039.29x = 100,557.70 × 56,576.52
  4. Step 4: Simplify right side
    67,039.29x = 5,689,204,725.20
  5. Step 5: Solve for x
    x = 5,689,204,725.20/67,039.29
  6. Step 6: Final answer
    x = 84,863.74

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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.