Home / 353,054.20-529,175.30-163,115.54

Finding the Fourth Proportional to 353,054.20, 529,175.30 and 163,115.54

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Solution

The fourth proportional to 353,054.20, 529,175.30 and 163,115.54 is: 244,485.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,054.20 : 529,175.30 = 163,115.54 : x
  2. Step 2: Convert to fraction form
    353,054.20/529,175.30 = 163,115.54/x
  3. Step 3: Cross multiply
    353,054.20x = 529,175.30 × 163,115.54
  4. Step 4: Simplify right side
    353,054.20x = 86,316,714,814.16
  5. Step 5: Solve for x
    x = 86,316,714,814.16/353,054.20
  6. Step 6: Final answer
    x = 244,485.73

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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.