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Finding the Fourth Proportional to 167,432.60, 251,148.90 and 111,348.20

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Solution

The fourth proportional to 167,432.60, 251,148.90 and 111,348.20 is: 167,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,432.60 : 251,148.90 = 111,348.20 : x
  2. Step 2: Convert to fraction form
    167,432.60/251,148.90 = 111,348.20/x
  3. Step 3: Cross multiply
    167,432.60x = 251,148.90 × 111,348.20
  4. Step 4: Simplify right side
    167,432.60x = 27,964,977,946.98
  5. Step 5: Solve for x
    x = 27,964,977,946.98/167,432.60
  6. Step 6: Final answer
    x = 167,022.30

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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.