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Finding the Fourth Proportional to 111,552.63, 167,330.97 and 40,525.71

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Solution

The fourth proportional to 111,552.63, 167,330.97 and 40,525.71 is: 60,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,552.63 : 167,330.97 = 40,525.71 : x
  2. Step 2: Convert to fraction form
    111,552.63/167,330.97 = 40,525.71/x
  3. Step 3: Cross multiply
    111,552.63x = 167,330.97 × 40,525.71
  4. Step 4: Simplify right side
    111,552.63x = 6,781,206,364.24
  5. Step 5: Solve for x
    x = 6,781,206,364.24/111,552.63
  6. Step 6: Final answer
    x = 60,789.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.