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Finding the Fourth Proportional to 236,162.52, 354,127.14 and 102,985.02

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Solution

The fourth proportional to 236,162.52, 354,127.14 and 102,985.02 is: 154,426.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,162.52 : 354,127.14 = 102,985.02 : x
  2. Step 2: Convert to fraction form
    236,162.52/354,127.14 = 102,985.02/x
  3. Step 3: Cross multiply
    236,162.52x = 354,127.14 × 102,985.02
  4. Step 4: Simplify right side
    236,162.52x = 36,469,790,595.44
  5. Step 5: Solve for x
    x = 36,469,790,595.44/236,162.52
  6. Step 6: Final answer
    x = 154,426.67

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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.