Home / 229,686.56-344,596.80-140,996.96

Finding the Fourth Proportional to 229,686.56, 344,596.80 and 140,996.96

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Solution

The fourth proportional to 229,686.56, 344,596.80 and 140,996.96 is: 211,536.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,686.56 : 344,596.80 = 140,996.96 : x
  2. Step 2: Convert to fraction form
    229,686.56/344,596.80 = 140,996.96/x
  3. Step 3: Cross multiply
    229,686.56x = 344,596.80 × 140,996.96
  4. Step 4: Simplify right side
    229,686.56x = 48,587,101,225.73
  5. Step 5: Solve for x
    x = 48,587,101,225.73/229,686.56
  6. Step 6: Final answer
    x = 211,536.54

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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.