Home / 53,360.43-73,636.38-29,486.61

Finding the Fourth Proportional to 53,360.43, 73,636.38 and 29,486.61

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Solution

The fourth proportional to 53,360.43, 73,636.38 and 29,486.61 is: 40,690.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,360.43 : 73,636.38 = 29,486.61 : x
  2. Step 2: Convert to fraction form
    53,360.43/73,636.38 = 29,486.61/x
  3. Step 3: Cross multiply
    53,360.43x = 73,636.38 × 29,486.61
  4. Step 4: Simplify right side
    53,360.43x = 2,171,287,218.87
  5. Step 5: Solve for x
    x = 2,171,287,218.87/53,360.43
  6. Step 6: Final answer
    x = 40,690.96

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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.