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Finding the Fourth Proportional to 111,805.48, 167,682.30 and 32,898.60

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Solution

The fourth proportional to 111,805.48, 167,682.30 and 32,898.60 is: 49,340.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,805.48 : 167,682.30 = 32,898.60 : x
  2. Step 2: Convert to fraction form
    111,805.48/167,682.30 = 32,898.60/x
  3. Step 3: Cross multiply
    111,805.48x = 167,682.30 × 32,898.60
  4. Step 4: Simplify right side
    111,805.48x = 5,516,512,914.78
  5. Step 5: Solve for x
    x = 5,516,512,914.78/111,805.48
  6. Step 6: Final answer
    x = 49,340.27

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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.