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Finding the Fourth Proportional to 246,703.52, 370,090.20 and 75,939.32

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Solution

The fourth proportional to 246,703.52, 370,090.20 and 75,939.32 is: 113,919.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,703.52 : 370,090.20 = 75,939.32 : x
  2. Step 2: Convert to fraction form
    246,703.52/370,090.20 = 75,939.32/x
  3. Step 3: Cross multiply
    246,703.52x = 370,090.20 × 75,939.32
  4. Step 4: Simplify right side
    246,703.52x = 28,104,398,126.66
  5. Step 5: Solve for x
    x = 28,104,398,126.66/246,703.52
  6. Step 6: Final answer
    x = 113,919.73

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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.