Home / 147,916.94-204,126.68-136,615.61

Finding the Fourth Proportional to 147,916.94, 204,126.68 and 136,615.61

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Solution

The fourth proportional to 147,916.94, 204,126.68 and 136,615.61 is: 188,530.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,916.94 : 204,126.68 = 136,615.61 : x
  2. Step 2: Convert to fraction form
    147,916.94/204,126.68 = 136,615.61/x
  3. Step 3: Cross multiply
    147,916.94x = 204,126.68 × 136,615.61
  4. Step 4: Simplify right side
    147,916.94x = 27,886,891,757.33
  5. Step 5: Solve for x
    x = 27,886,891,757.33/147,916.94
  6. Step 6: Final answer
    x = 188,530.76

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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.