Home / 43,872.41-60,516.03-28,766.05

Finding the Fourth Proportional to 43,872.41, 60,516.03 and 28,766.05

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Solution

The fourth proportional to 43,872.41, 60,516.03 and 28,766.05 is: 39,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,872.41 : 60,516.03 = 28,766.05 : x
  2. Step 2: Convert to fraction form
    43,872.41/60,516.03 = 28,766.05/x
  3. Step 3: Cross multiply
    43,872.41x = 60,516.03 × 28,766.05
  4. Step 4: Simplify right side
    43,872.41x = 1,740,806,842.20
  5. Step 5: Solve for x
    x = 1,740,806,842.20/43,872.41
  6. Step 6: Final answer
    x = 39,678.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.