Home / 52,108.43-71,909.52-28,235.75

Finding the Fourth Proportional to 52,108.43, 71,909.52 and 28,235.75

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Solution

The fourth proportional to 52,108.43, 71,909.52 and 28,235.75 is: 38,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,108.43 : 71,909.52 = 28,235.75 : x
  2. Step 2: Convert to fraction form
    52,108.43/71,909.52 = 28,235.75/x
  3. Step 3: Cross multiply
    52,108.43x = 71,909.52 × 28,235.75
  4. Step 4: Simplify right side
    52,108.43x = 2,030,419,229.34
  5. Step 5: Solve for x
    x = 2,030,419,229.34/52,108.43
  6. Step 6: Final answer
    x = 38,965.27

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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.