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Finding the Fourth Proportional to 36,246.90, 54,354.15 and 14,052.90

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Solution

The fourth proportional to 36,246.90, 54,354.15 and 14,052.90 is: 21,073.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,246.90 : 54,354.15 = 14,052.90 : x
  2. Step 2: Convert to fraction form
    36,246.90/54,354.15 = 14,052.90/x
  3. Step 3: Cross multiply
    36,246.90x = 54,354.15 × 14,052.90
  4. Step 4: Simplify right side
    36,246.90x = 763,833,434.54
  5. Step 5: Solve for x
    x = 763,833,434.54/36,246.90
  6. Step 6: Final answer
    x = 21,073.07

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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.