Home / 57,865.32-79,844.58-36,351.72

Finding the Fourth Proportional to 57,865.32, 79,844.58 and 36,351.72

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Solution

The fourth proportional to 57,865.32, 79,844.58 and 36,351.72 is: 50,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,865.32 : 79,844.58 = 36,351.72 : x
  2. Step 2: Convert to fraction form
    57,865.32/79,844.58 = 36,351.72/x
  3. Step 3: Cross multiply
    57,865.32x = 79,844.58 × 36,351.72
  4. Step 4: Simplify right side
    57,865.32x = 2,902,487,815.68
  5. Step 5: Solve for x
    x = 2,902,487,815.68/57,865.32
  6. Step 6: Final answer
    x = 50,159.37

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1.5x scale

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.