Home / 67,076.67-100,636.08-27,652.35

Finding the Fourth Proportional to 67,076.67, 100,636.08 and 27,652.35

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Solution

The fourth proportional to 67,076.67, 100,636.08 and 27,652.35 is: 41,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,076.67 : 100,636.08 = 27,652.35 : x
  2. Step 2: Convert to fraction form
    67,076.67/100,636.08 = 27,652.35/x
  3. Step 3: Cross multiply
    67,076.67x = 100,636.08 × 27,652.35
  4. Step 4: Simplify right side
    67,076.67x = 2,782,824,106.79
  5. Step 5: Solve for x
    x = 2,782,824,106.79/67,076.67
  6. Step 6: Final answer
    x = 41,487.21

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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.