Home / 74,520.22-102,849.89-43,898.26

Finding the Fourth Proportional to 74,520.22, 102,849.89 and 43,898.26

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Solution

The fourth proportional to 74,520.22, 102,849.89 and 43,898.26 is: 60,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,520.22 : 102,849.89 = 43,898.26 : x
  2. Step 2: Convert to fraction form
    74,520.22/102,849.89 = 43,898.26/x
  3. Step 3: Cross multiply
    74,520.22x = 102,849.89 × 43,898.26
  4. Step 4: Simplify right side
    74,520.22x = 4,514,930,992.70
  5. Step 5: Solve for x
    x = 4,514,930,992.70/74,520.22
  6. Step 6: Final answer
    x = 60,586.66

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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.