Home / 198,565.82-274,381.19-144,756.98

Finding the Fourth Proportional to 198,565.82, 274,381.19 and 144,756.98

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Solution

The fourth proportional to 198,565.82, 274,381.19 and 144,756.98 is: 200,027.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,565.82 : 274,381.19 = 144,756.98 : x
  2. Step 2: Convert to fraction form
    198,565.82/274,381.19 = 144,756.98/x
  3. Step 3: Cross multiply
    198,565.82x = 274,381.19 × 144,756.98
  4. Step 4: Simplify right side
    198,565.82x = 39,718,590,337.52
  5. Step 5: Solve for x
    x = 39,718,590,337.52/198,565.82
  6. Step 6: Final answer
    x = 200,027.33

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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.