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Finding the Fourth Proportional to 167,515.60, 251,273.40 and 73,973.20

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Solution

The fourth proportional to 167,515.60, 251,273.40 and 73,973.20 is: 110,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,515.60 : 251,273.40 = 73,973.20 : x
  2. Step 2: Convert to fraction form
    167,515.60/251,273.40 = 73,973.20/x
  3. Step 3: Cross multiply
    167,515.60x = 251,273.40 × 73,973.20
  4. Step 4: Simplify right side
    167,515.60x = 18,587,497,472.88
  5. Step 5: Solve for x
    x = 18,587,497,472.88/167,515.60
  6. Step 6: Final answer
    x = 110,959.80

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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.