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Finding the Fourth Proportional to 141,223.74, 211,835.44 and 36,042.72

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Solution

The fourth proportional to 141,223.74, 211,835.44 and 36,042.72 is: 54,064.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,223.74 : 211,835.44 = 36,042.72 : x
  2. Step 2: Convert to fraction form
    141,223.74/211,835.44 = 36,042.72/x
  3. Step 3: Cross multiply
    141,223.74x = 211,835.44 × 36,042.72
  4. Step 4: Simplify right side
    141,223.74x = 7,635,125,450.00
  5. Step 5: Solve for x
    x = 7,635,125,450.00/141,223.74
  6. Step 6: Final answer
    x = 54,064.04

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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.