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Finding the Fourth Proportional to 73,735.80, 110,525.46 and 36,243

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Solution

The fourth proportional to 73,735.80, 110,525.46 and 36,243 is: 54,326.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,735.80 : 110,525.46 = 36,243 : x
  2. Step 2: Convert to fraction form
    73,735.80/110,525.46 = 36,243/x
  3. Step 3: Cross multiply
    73,735.80x = 110,525.46 × 36,243
  4. Step 4: Simplify right side
    73,735.80x = 4,005,774,246.78
  5. Step 5: Solve for x
    x = 4,005,774,246.78/73,735.80
  6. Step 6: Final answer
    x = 54,326.04

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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.