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Finding the Fourth Proportional to 32,636.86, 45,046.11 and 18,497.50

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Solution

The fourth proportional to 32,636.86, 45,046.11 and 18,497.50 is: 25,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,636.86 : 45,046.11 = 18,497.50 : x
  2. Step 2: Convert to fraction form
    32,636.86/45,046.11 = 18,497.50/x
  3. Step 3: Cross multiply
    32,636.86x = 45,046.11 × 18,497.50
  4. Step 4: Simplify right side
    32,636.86x = 833,240,419.73
  5. Step 5: Solve for x
    x = 833,240,419.73/32,636.86
  6. Step 6: Final answer
    x = 25,530.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.