Home / 242,439.03-363,664.44-82,514.70

Finding the Fourth Proportional to 242,439.03, 363,664.44 and 82,514.70

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Solution

The fourth proportional to 242,439.03, 363,664.44 and 82,514.70 is: 123,774.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,439.03 : 363,664.44 = 82,514.70 : x
  2. Step 2: Convert to fraction form
    242,439.03/363,664.44 = 82,514.70/x
  3. Step 3: Cross multiply
    242,439.03x = 363,664.44 × 82,514.70
  4. Step 4: Simplify right side
    242,439.03x = 30,007,662,167.27
  5. Step 5: Solve for x
    x = 30,007,662,167.27/242,439.03
  6. Step 6: Final answer
    x = 123,774.06

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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.