Home / 243,511.24-336,045.97-136,081.27

Finding the Fourth Proportional to 243,511.24, 336,045.97 and 136,081.27

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Solution

The fourth proportional to 243,511.24, 336,045.97 and 136,081.27 is: 187,792.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,511.24 : 336,045.97 = 136,081.27 : x
  2. Step 2: Convert to fraction form
    243,511.24/336,045.97 = 136,081.27/x
  3. Step 3: Cross multiply
    243,511.24x = 336,045.97 × 136,081.27
  4. Step 4: Simplify right side
    243,511.24x = 45,729,563,466.05
  5. Step 5: Solve for x
    x = 45,729,563,466.05/243,511.24
  6. Step 6: Final answer
    x = 187,792.41

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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.