Home / 38,251.53-52,772.31-28,203.75

Finding the Fourth Proportional to 38,251.53, 52,772.31 and 28,203.75

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Solution

The fourth proportional to 38,251.53, 52,772.31 and 28,203.75 is: 38,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,251.53 : 52,772.31 = 28,203.75 : x
  2. Step 2: Convert to fraction form
    38,251.53/52,772.31 = 28,203.75/x
  3. Step 3: Cross multiply
    38,251.53x = 52,772.31 × 28,203.75
  4. Step 4: Simplify right side
    38,251.53x = 1,488,377,038.16
  5. Step 5: Solve for x
    x = 1,488,377,038.16/38,251.53
  6. Step 6: Final answer
    x = 38,910.26

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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.