Home / 53,457.62-80,163.06-25,385.72

Finding the Fourth Proportional to 53,457.62, 80,163.06 and 25,385.72

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Solution

The fourth proportional to 53,457.62, 80,163.06 and 25,385.72 is: 38,067.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,457.62 : 80,163.06 = 25,385.72 : x
  2. Step 2: Convert to fraction form
    53,457.62/80,163.06 = 25,385.72/x
  3. Step 3: Cross multiply
    53,457.62x = 80,163.06 × 25,385.72
  4. Step 4: Simplify right side
    53,457.62x = 2,034,996,995.50
  5. Step 5: Solve for x
    x = 2,034,996,995.50/53,457.62
  6. Step 6: Final answer
    x = 38,067.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.