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Finding the Fourth Proportional to 167,070.82, 250,602.06 and 48,743.20

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Solution

The fourth proportional to 167,070.82, 250,602.06 and 48,743.20 is: 73,113.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,070.82 : 250,602.06 = 48,743.20 : x
  2. Step 2: Convert to fraction form
    167,070.82/250,602.06 = 48,743.20/x
  3. Step 3: Cross multiply
    167,070.82x = 250,602.06 × 48,743.20
  4. Step 4: Simplify right side
    167,070.82x = 12,215,146,330.99
  5. Step 5: Solve for x
    x = 12,215,146,330.99/167,070.82
  6. Step 6: Final answer
    x = 73,113.58

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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.