Home / 53,045.28-73,200.60-29,171.79

Finding the Fourth Proportional to 53,045.28, 73,200.60 and 29,171.79

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Solution

The fourth proportional to 53,045.28, 73,200.60 and 29,171.79 is: 40,256.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,045.28 : 73,200.60 = 29,171.79 : x
  2. Step 2: Convert to fraction form
    53,045.28/73,200.60 = 29,171.79/x
  3. Step 3: Cross multiply
    53,045.28x = 73,200.60 × 29,171.79
  4. Step 4: Simplify right side
    53,045.28x = 2,135,392,531.07
  5. Step 5: Solve for x
    x = 2,135,392,531.07/53,045.28
  6. Step 6: Final answer
    x = 40,256.03

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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.