Home / 43,474.15-65,179.32-13,874.92

Finding the Fourth Proportional to 43,474.15, 65,179.32 and 13,874.92

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Solution

The fourth proportional to 43,474.15, 65,179.32 and 13,874.92 is: 20,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,474.15 : 65,179.32 = 13,874.92 : x
  2. Step 2: Convert to fraction form
    43,474.15/65,179.32 = 13,874.92/x
  3. Step 3: Cross multiply
    43,474.15x = 65,179.32 × 13,874.92
  4. Step 4: Simplify right side
    43,474.15x = 904,357,850.65
  5. Step 5: Solve for x
    x = 904,357,850.65/43,474.15
  6. Step 6: Final answer
    x = 20,802.20

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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.