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Finding the Fourth Proportional to 96,804.62, 145,185.01 and 36,811.63

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Solution

The fourth proportional to 96,804.62, 145,185.01 and 36,811.63 is: 55,209.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,804.62 : 145,185.01 = 36,811.63 : x
  2. Step 2: Convert to fraction form
    96,804.62/145,185.01 = 36,811.63/x
  3. Step 3: Cross multiply
    96,804.62x = 145,185.01 × 36,811.63
  4. Step 4: Simplify right side
    96,804.62x = 5,344,496,959.12
  5. Step 5: Solve for x
    x = 5,344,496,959.12/96,804.62
  6. Step 6: Final answer
    x = 55,209.11

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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.