Home / 38,230.80-57,184.20-34,310.40

Finding the Fourth Proportional to 38,230.80, 57,184.20 and 34,310.40

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Solution

The fourth proportional to 38,230.80, 57,184.20 and 34,310.40 is: 51,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,230.80 : 57,184.20 = 34,310.40 : x
  2. Step 2: Convert to fraction form
    38,230.80/57,184.20 = 34,310.40/x
  3. Step 3: Cross multiply
    38,230.80x = 57,184.20 × 34,310.40
  4. Step 4: Simplify right side
    38,230.80x = 1,962,012,775.68
  5. Step 5: Solve for x
    x = 1,962,012,775.68/38,230.80
  6. Step 6: Final answer
    x = 51,320.21

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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.