Home / 204,555.24-282,140.82-136,537.92

Finding the Fourth Proportional to 204,555.24, 282,140.82 and 136,537.92

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Solution

The fourth proportional to 204,555.24, 282,140.82 and 136,537.92 is: 188,325.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,555.24 : 282,140.82 = 136,537.92 : x
  2. Step 2: Convert to fraction form
    204,555.24/282,140.82 = 136,537.92/x
  3. Step 3: Cross multiply
    204,555.24x = 282,140.82 × 136,537.92
  4. Step 4: Simplify right side
    204,555.24x = 38,522,920,709.89
  5. Step 5: Solve for x
    x = 38,522,920,709.89/204,555.24
  6. Step 6: Final answer
    x = 188,325.27

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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.