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Finding the Fourth Proportional to 167,766.72, 231,509.28 and 92,300.64

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Solution

The fourth proportional to 167,766.72, 231,509.28 and 92,300.64 is: 127,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,766.72 : 231,509.28 = 92,300.64 : x
  2. Step 2: Convert to fraction form
    167,766.72/231,509.28 = 92,300.64/x
  3. Step 3: Cross multiply
    167,766.72x = 231,509.28 × 92,300.64
  4. Step 4: Simplify right side
    167,766.72x = 21,368,454,709.94
  5. Step 5: Solve for x
    x = 21,368,454,709.94/167,766.72
  6. Step 6: Final answer
    x = 127,370.05

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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.