Home / 85,216.12-117,598.26-47,497.72

Finding the Fourth Proportional to 85,216.12, 117,598.26 and 47,497.72

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Solution

The fourth proportional to 85,216.12, 117,598.26 and 47,497.72 is: 65,546.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,216.12 : 117,598.26 = 47,497.72 : x
  2. Step 2: Convert to fraction form
    85,216.12/117,598.26 = 47,497.72/x
  3. Step 3: Cross multiply
    85,216.12x = 117,598.26 × 47,497.72
  4. Step 4: Simplify right side
    85,216.12x = 5,585,649,225.97
  5. Step 5: Solve for x
    x = 5,585,649,225.97/85,216.12
  6. Step 6: Final answer
    x = 65,546.86

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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.