Home / 166,245.09-229,419.69-94,629.72

Finding the Fourth Proportional to 166,245.09, 229,419.69 and 94,629.72

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Solution

The fourth proportional to 166,245.09, 229,419.69 and 94,629.72 is: 130,589.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,245.09 : 229,419.69 = 94,629.72 : x
  2. Step 2: Convert to fraction form
    166,245.09/229,419.69 = 94,629.72/x
  3. Step 3: Cross multiply
    166,245.09x = 229,419.69 × 94,629.72
  4. Step 4: Simplify right side
    166,245.09x = 21,709,920,790.61
  5. Step 5: Solve for x
    x = 21,709,920,790.61/166,245.09
  6. Step 6: Final answer
    x = 130,589.85

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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.