Home / 243,481.24-336,003.42-136,051.37

Finding the Fourth Proportional to 243,481.24, 336,003.42 and 136,051.37

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Solution

The fourth proportional to 243,481.24, 336,003.42 and 136,051.37 is: 187,750.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,481.24 : 336,003.42 = 136,051.37 : x
  2. Step 2: Convert to fraction form
    243,481.24/336,003.42 = 136,051.37/x
  3. Step 3: Cross multiply
    243,481.24x = 336,003.42 × 136,051.37
  4. Step 4: Simplify right side
    243,481.24x = 45,713,725,502.95
  5. Step 5: Solve for x
    x = 45,713,725,502.95/243,481.24
  6. Step 6: Final answer
    x = 187,750.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.