Home / 243,982.89-336,619.67-136,535.85

Finding the Fourth Proportional to 243,982.89, 336,619.67 and 136,535.85

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Solution

The fourth proportional to 243,982.89, 336,619.67 and 136,535.85 is: 188,376.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,982.89 : 336,619.67 = 136,535.85 : x
  2. Step 2: Convert to fraction form
    243,982.89/336,619.67 = 136,535.85/x
  3. Step 3: Cross multiply
    243,982.89x = 336,619.67 × 136,535.85
  4. Step 4: Simplify right side
    243,982.89x = 45,960,652,087.49
  5. Step 5: Solve for x
    x = 45,960,652,087.49/243,982.89
  6. Step 6: Final answer
    x = 188,376.54

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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.