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Finding the Fourth Proportional to 166,992.88, 230,425.57 and 101,548.32

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Solution

The fourth proportional to 166,992.88, 230,425.57 and 101,548.32 is: 140,121.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,992.88 : 230,425.57 = 101,548.32 : x
  2. Step 2: Convert to fraction form
    166,992.88/230,425.57 = 101,548.32/x
  3. Step 3: Cross multiply
    166,992.88x = 230,425.57 × 101,548.32
  4. Step 4: Simplify right side
    166,992.88x = 23,399,329,264.67
  5. Step 5: Solve for x
    x = 23,399,329,264.67/166,992.88
  6. Step 6: Final answer
    x = 140,121.72

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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.