Home / 94,884.96-130,940.16-51,864

Finding the Fourth Proportional to 94,884.96, 130,940.16 and 51,864

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Solution

The fourth proportional to 94,884.96, 130,940.16 and 51,864 is: 71,571.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,884.96 : 130,940.16 = 51,864 : x
  2. Step 2: Convert to fraction form
    94,884.96/130,940.16 = 51,864/x
  3. Step 3: Cross multiply
    94,884.96x = 130,940.16 × 51,864
  4. Step 4: Simplify right side
    94,884.96x = 6,791,080,458.24
  5. Step 5: Solve for x
    x = 6,791,080,458.24/94,884.96
  6. Step 6: Final answer
    x = 71,571.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.