Home / 243,514.80-365,272.20-110,654.55

Finding the Fourth Proportional to 243,514.80, 365,272.20 and 110,654.55

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Solution

The fourth proportional to 243,514.80, 365,272.20 and 110,654.55 is: 165,981.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,514.80 : 365,272.20 = 110,654.55 : x
  2. Step 2: Convert to fraction form
    243,514.80/365,272.20 = 110,654.55/x
  3. Step 3: Cross multiply
    243,514.80x = 365,272.20 × 110,654.55
  4. Step 4: Simplify right side
    243,514.80x = 40,419,030,918.51
  5. Step 5: Solve for x
    x = 40,419,030,918.51/243,514.80
  6. Step 6: Final answer
    x = 165,981.83

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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.