Home / 30,229.87-45,344.73-8,043.25

Finding the Fourth Proportional to 30,229.87, 45,344.73 and 8,043.25

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Solution

The fourth proportional to 30,229.87, 45,344.73 and 8,043.25 is: 12,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229.87 : 45,344.73 = 8,043.25 : x
  2. Step 2: Convert to fraction form
    30,229.87/45,344.73 = 8,043.25/x
  3. Step 3: Cross multiply
    30,229.87x = 45,344.73 × 8,043.25
  4. Step 4: Simplify right side
    30,229.87x = 364,718,886.21
  5. Step 5: Solve for x
    x = 364,718,886.21/30,229.87
  6. Step 6: Final answer
    x = 12,064.85

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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.