Home / 199,168.08-274,667.32-145,367.88

Finding the Fourth Proportional to 199,168.08, 274,667.32 and 145,367.88

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Solution

The fourth proportional to 199,168.08, 274,667.32 and 145,367.88 is: 200,472.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,168.08 : 274,667.32 = 145,367.88 : x
  2. Step 2: Convert to fraction form
    199,168.08/274,667.32 = 145,367.88/x
  3. Step 3: Cross multiply
    199,168.08x = 274,667.32 × 145,367.88
  4. Step 4: Simplify right side
    199,168.08x = 39,927,806,013.68
  5. Step 5: Solve for x
    x = 39,927,806,013.68/199,168.08
  6. Step 6: Final answer
    x = 200,472.92

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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.