Home / 85,475.77-117,956.28-47,234.26

Finding the Fourth Proportional to 85,475.77, 117,956.28 and 47,234.26

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Solution

The fourth proportional to 85,475.77, 117,956.28 and 47,234.26 is: 65,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,475.77 : 117,956.28 = 47,234.26 : x
  2. Step 2: Convert to fraction form
    85,475.77/117,956.28 = 47,234.26/x
  3. Step 3: Cross multiply
    85,475.77x = 117,956.28 × 47,234.26
  4. Step 4: Simplify right side
    85,475.77x = 5,571,576,860.68
  5. Step 5: Solve for x
    x = 5,571,576,860.68/85,475.77
  6. Step 6: Final answer
    x = 65,183.11

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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.