Home / 53,591.40-73,956.33-29,720.28

Finding the Fourth Proportional to 53,591.40, 73,956.33 and 29,720.28

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Solution

The fourth proportional to 53,591.40, 73,956.33 and 29,720.28 is: 41,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,591.40 : 73,956.33 = 29,720.28 : x
  2. Step 2: Convert to fraction form
    53,591.40/73,956.33 = 29,720.28/x
  3. Step 3: Cross multiply
    53,591.40x = 73,956.33 × 29,720.28
  4. Step 4: Simplify right side
    53,591.40x = 2,198,002,835.37
  5. Step 5: Solve for x
    x = 2,198,002,835.37/53,591.40
  6. Step 6: Final answer
    x = 41,014.10

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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.