Home / 286,366.44-395,172.90-171,708.37

Finding the Fourth Proportional to 286,366.44, 395,172.90 and 171,708.37

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Solution

The fourth proportional to 286,366.44, 395,172.90 and 171,708.37 is: 236,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,366.44 : 395,172.90 = 171,708.37 : x
  2. Step 2: Convert to fraction form
    286,366.44/395,172.90 = 171,708.37/x
  3. Step 3: Cross multiply
    286,366.44x = 395,172.90 × 171,708.37
  4. Step 4: Simplify right side
    286,366.44x = 67,854,495,762.09
  5. Step 5: Solve for x
    x = 67,854,495,762.09/286,366.44
  6. Step 6: Final answer
    x = 236,949.88

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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.