Home / 62,585.72-93,890.67-20,454.44

Finding the Fourth Proportional to 62,585.72, 93,890.67 and 20,454.44

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Solution

The fourth proportional to 62,585.72, 93,890.67 and 20,454.44 is: 30,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,585.72 : 93,890.67 = 20,454.44 : x
  2. Step 2: Convert to fraction form
    62,585.72/93,890.67 = 20,454.44/x
  3. Step 3: Cross multiply
    62,585.72x = 93,890.67 × 20,454.44
  4. Step 4: Simplify right side
    62,585.72x = 1,920,480,606.62
  5. Step 5: Solve for x
    x = 1,920,480,606.62/62,585.72
  6. Step 6: Final answer
    x = 30,685.61

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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.