Home / 29,320.16-43,982.82-8,260.38

Finding the Fourth Proportional to 29,320.16, 43,982.82 and 8,260.38

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Solution

The fourth proportional to 29,320.16, 43,982.82 and 8,260.38 is: 12,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,320.16 : 43,982.82 = 8,260.38 : x
  2. Step 2: Convert to fraction form
    29,320.16/43,982.82 = 8,260.38/x
  3. Step 3: Cross multiply
    29,320.16x = 43,982.82 × 8,260.38
  4. Step 4: Simplify right side
    29,320.16x = 363,314,806.67
  5. Step 5: Solve for x
    x = 363,314,806.67/29,320.16
  6. Step 6: Final answer
    x = 12,391.30

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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.