Home / 53,543.50-80,257.26-23,920.54

Finding the Fourth Proportional to 53,543.50, 80,257.26 and 23,920.54

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Solution

The fourth proportional to 53,543.50, 80,257.26 and 23,920.54 is: 35,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,543.50 : 80,257.26 = 23,920.54 : x
  2. Step 2: Convert to fraction form
    53,543.50/80,257.26 = 23,920.54/x
  3. Step 3: Cross multiply
    53,543.50x = 80,257.26 × 23,920.54
  4. Step 4: Simplify right side
    53,543.50x = 1,919,796,998.12
  5. Step 5: Solve for x
    x = 1,919,796,998.12/53,543.50
  6. Step 6: Final answer
    x = 35,854.90

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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.