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Finding the Fourth Proportional to 166,894.98, 250,340.04 and 40,536.20

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Solution

The fourth proportional to 166,894.98, 250,340.04 and 40,536.20 is: 60,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,894.98 : 250,340.04 = 40,536.20 : x
  2. Step 2: Convert to fraction form
    166,894.98/250,340.04 = 40,536.20/x
  3. Step 3: Cross multiply
    166,894.98x = 250,340.04 × 40,536.20
  4. Step 4: Simplify right side
    166,894.98x = 10,147,832,677.75
  5. Step 5: Solve for x
    x = 10,147,832,677.75/166,894.98
  6. Step 6: Final answer
    x = 60,803.70

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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.