Home / 66,822.12-92,211.26-36,607.59

Finding the Fourth Proportional to 66,822.12, 92,211.26 and 36,607.59

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Solution

The fourth proportional to 66,822.12, 92,211.26 and 36,607.59 is: 50,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,822.12 : 92,211.26 = 36,607.59 : x
  2. Step 2: Convert to fraction form
    66,822.12/92,211.26 = 36,607.59/x
  3. Step 3: Cross multiply
    66,822.12x = 92,211.26 × 36,607.59
  4. Step 4: Simplify right side
    66,822.12x = 3,375,631,816.43
  5. Step 5: Solve for x
    x = 3,375,631,816.43/66,822.12
  6. Step 6: Final answer
    x = 50,516.68

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1.5x scale

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.