Home / 53,255.20-73,491.64-29,382.04

Finding the Fourth Proportional to 53,255.20, 73,491.64 and 29,382.04

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Solution

The fourth proportional to 53,255.20, 73,491.64 and 29,382.04 is: 40,546.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,255.20 : 73,491.64 = 29,382.04 : x
  2. Step 2: Convert to fraction form
    53,255.20/73,491.64 = 29,382.04/x
  3. Step 3: Cross multiply
    53,255.20x = 73,491.64 × 29,382.04
  4. Step 4: Simplify right side
    53,255.20x = 2,159,334,306.15
  5. Step 5: Solve for x
    x = 2,159,334,306.15/53,255.20
  6. Step 6: Final answer
    x = 40,546.92

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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.