Home / 286,176.03-394,924.44-178,808.32

Finding the Fourth Proportional to 286,176.03, 394,924.44 and 178,808.32

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Solution

The fourth proportional to 286,176.03, 394,924.44 and 178,808.32 is: 246,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,176.03 : 394,924.44 = 178,808.32 : x
  2. Step 2: Convert to fraction form
    286,176.03/394,924.44 = 178,808.32/x
  3. Step 3: Cross multiply
    286,176.03x = 394,924.44 × 178,808.32
  4. Step 4: Simplify right side
    286,176.03x = 70,615,775,643.34
  5. Step 5: Solve for x
    x = 70,615,775,643.34/286,176.03
  6. Step 6: Final answer
    x = 246,756.43

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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.