Home / 178,845-268,308.96-52,480.08

Finding the Fourth Proportional to 178,845, 268,308.96 and 52,480.08

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Solution

The fourth proportional to 178,845, 268,308.96 and 52,480.08 is: 78,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,845 : 268,308.96 = 52,480.08 : x
  2. Step 2: Convert to fraction form
    178,845/268,308.96 = 52,480.08/x
  3. Step 3: Cross multiply
    178,845x = 268,308.96 × 52,480.08
  4. Step 4: Simplify right side
    178,845x = 14,080,875,685.52
  5. Step 5: Solve for x
    x = 14,080,875,685.52/178,845
  6. Step 6: Final answer
    x = 78,732.29

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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.