Home / 198,369.72-273,834.01-133,926.25

Finding the Fourth Proportional to 198,369.72, 273,834.01 and 133,926.25

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Solution

The fourth proportional to 198,369.72, 273,834.01 and 133,926.25 is: 184,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,369.72 : 273,834.01 = 133,926.25 : x
  2. Step 2: Convert to fraction form
    198,369.72/273,834.01 = 133,926.25/x
  3. Step 3: Cross multiply
    198,369.72x = 273,834.01 × 133,926.25
  4. Step 4: Simplify right side
    198,369.72x = 36,673,562,081.76
  5. Step 5: Solve for x
    x = 36,673,562,081.76/198,369.72
  6. Step 6: Final answer
    x = 184,874.80

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1.5x scale

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.