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Finding the Fourth Proportional to 167,071.32, 250,602.81 and 48,743.70

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Solution

The fourth proportional to 167,071.32, 250,602.81 and 48,743.70 is: 73,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,071.32 : 250,602.81 = 48,743.70 : x
  2. Step 2: Convert to fraction form
    167,071.32/250,602.81 = 48,743.70/x
  3. Step 3: Cross multiply
    167,071.32x = 250,602.81 × 48,743.70
  4. Step 4: Simplify right side
    167,071.32x = 12,215,308,189.80
  5. Step 5: Solve for x
    x = 12,215,308,189.80/167,071.32
  6. Step 6: Final answer
    x = 73,114.33

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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.