Home / 38,245.11-52,763.51-28,197.41

Finding the Fourth Proportional to 38,245.11, 52,763.51 and 28,197.41

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Solution

The fourth proportional to 38,245.11, 52,763.51 and 28,197.41 is: 38,901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,245.11 : 52,763.51 = 28,197.41 : x
  2. Step 2: Convert to fraction form
    38,245.11/52,763.51 = 28,197.41/x
  3. Step 3: Cross multiply
    38,245.11x = 52,763.51 × 28,197.41
  4. Step 4: Simplify right side
    38,245.11x = 1,487,793,919.70
  5. Step 5: Solve for x
    x = 1,487,793,919.70/38,245.11
  6. Step 6: Final answer
    x = 38,901.55

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Double scale
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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.