Home / 53,023.40-73,171.80-29,149.97

Finding the Fourth Proportional to 53,023.40, 73,171.80 and 29,149.97

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Solution

The fourth proportional to 53,023.40, 73,171.80 and 29,149.97 is: 40,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,023.40 : 73,171.80 = 29,149.97 : x
  2. Step 2: Convert to fraction form
    53,023.40/73,171.80 = 29,149.97/x
  3. Step 3: Cross multiply
    53,023.40x = 73,171.80 × 29,149.97
  4. Step 4: Simplify right side
    53,023.40x = 2,132,955,408.99
  5. Step 5: Solve for x
    x = 2,132,955,408.99/53,023.40
  6. Step 6: Final answer
    x = 40,226.69

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1.5x scale

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.