Home / 52,917.12-79,375.44-15,981.12

Finding the Fourth Proportional to 52,917.12, 79,375.44 and 15,981.12

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Solution

The fourth proportional to 52,917.12, 79,375.44 and 15,981.12 is: 23,971.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,917.12 : 79,375.44 = 15,981.12 : x
  2. Step 2: Convert to fraction form
    52,917.12/79,375.44 = 15,981.12/x
  3. Step 3: Cross multiply
    52,917.12x = 79,375.44 × 15,981.12
  4. Step 4: Simplify right side
    52,917.12x = 1,268,508,431.69
  5. Step 5: Solve for x
    x = 1,268,508,431.69/52,917.12
  6. Step 6: Final answer
    x = 23,971.61

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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.