Home / 499,054.25-748,795.89-162,198.20

Finding the Fourth Proportional to 499,054.25, 748,795.89 and 162,198.20

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Solution

The fourth proportional to 499,054.25, 748,795.89 and 162,198.20 is: 243,367.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,054.25 : 748,795.89 = 162,198.20 : x
  2. Step 2: Convert to fraction form
    499,054.25/748,795.89 = 162,198.20/x
  3. Step 3: Cross multiply
    499,054.25x = 748,795.89 × 162,198.20
  4. Step 4: Simplify right side
    499,054.25x = 121,453,345,525.40
  5. Step 5: Solve for x
    x = 121,453,345,525.40/499,054.25
  6. Step 6: Final answer
    x = 243,367.02

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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.