Home / 66,822.21-92,217.42-36,610.16

Finding the Fourth Proportional to 66,822.21, 92,217.42 and 36,610.16

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Solution

The fourth proportional to 66,822.21, 92,217.42 and 36,610.16 is: 50,523.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,822.21 : 92,217.42 = 36,610.16 : x
  2. Step 2: Convert to fraction form
    66,822.21/92,217.42 = 36,610.16/x
  3. Step 3: Cross multiply
    66,822.21x = 92,217.42 × 36,610.16
  4. Step 4: Simplify right side
    66,822.21x = 3,376,094,039.90
  5. Step 5: Solve for x
    x = 3,376,094,039.90/66,822.21
  6. Step 6: Final answer
    x = 50,523.53

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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.