Home / 53,043.56-73,200.30-29,171.72

Finding the Fourth Proportional to 53,043.56, 73,200.30 and 29,171.72

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Solution

The fourth proportional to 53,043.56, 73,200.30 and 29,171.72 is: 40,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,043.56 : 73,200.30 = 29,171.72 : x
  2. Step 2: Convert to fraction form
    53,043.56/73,200.30 = 29,171.72/x
  3. Step 3: Cross multiply
    53,043.56x = 73,200.30 × 29,171.72
  4. Step 4: Simplify right side
    53,043.56x = 2,135,378,655.52
  5. Step 5: Solve for x
    x = 2,135,378,655.52/53,043.56
  6. Step 6: Final answer
    x = 40,257.08

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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.