Home / 53,153.46-73,352.38-29,279.64

Finding the Fourth Proportional to 53,153.46, 73,352.38 and 29,279.64

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Solution

The fourth proportional to 53,153.46, 73,352.38 and 29,279.64 is: 40,406.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,153.46 : 73,352.38 = 29,279.64 : x
  2. Step 2: Convert to fraction form
    53,153.46/73,352.38 = 29,279.64/x
  3. Step 3: Cross multiply
    53,153.46x = 73,352.38 × 29,279.64
  4. Step 4: Simplify right side
    53,153.46x = 2,147,731,279.54
  5. Step 5: Solve for x
    x = 2,147,731,279.54/53,153.46
  6. Step 6: Final answer
    x = 40,406.24

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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.