Home / 53,418.71-73,714.83-29,214.86

Finding the Fourth Proportional to 53,418.71, 73,714.83 and 29,214.86

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Solution

The fourth proportional to 53,418.71, 73,714.83 and 29,214.86 is: 40,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,418.71 : 73,714.83 = 29,214.86 : x
  2. Step 2: Convert to fraction form
    53,418.71/73,714.83 = 29,214.86/x
  3. Step 3: Cross multiply
    53,418.71x = 73,714.83 × 29,214.86
  4. Step 4: Simplify right side
    53,418.71x = 2,153,568,438.37
  5. Step 5: Solve for x
    x = 2,153,568,438.37/53,418.71
  6. Step 6: Final answer
    x = 40,314.87

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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.