Home / 38,513.40-57,770.10-35,305.80

Finding the Fourth Proportional to 38,513.40, 57,770.10 and 35,305.80

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Solution

The fourth proportional to 38,513.40, 57,770.10 and 35,305.80 is: 52,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,513.40 : 57,770.10 = 35,305.80 : x
  2. Step 2: Convert to fraction form
    38,513.40/57,770.10 = 35,305.80/x
  3. Step 3: Cross multiply
    38,513.40x = 57,770.10 × 35,305.80
  4. Step 4: Simplify right side
    38,513.40x = 2,039,619,596.58
  5. Step 5: Solve for x
    x = 2,039,619,596.58/38,513.40
  6. Step 6: Final answer
    x = 52,958.70

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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.