Home / 198,298.32-274,189.86-195,093.42

Finding the Fourth Proportional to 198,298.32, 274,189.86 and 195,093.42

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Solution

The fourth proportional to 198,298.32, 274,189.86 and 195,093.42 is: 269,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,298.32 : 274,189.86 = 195,093.42 : x
  2. Step 2: Convert to fraction form
    198,298.32/274,189.86 = 195,093.42/x
  3. Step 3: Cross multiply
    198,298.32x = 274,189.86 × 195,093.42
  4. Step 4: Simplify right side
    198,298.32x = 53,492,637,516.72
  5. Step 5: Solve for x
    x = 53,492,637,516.72/198,298.32
  6. Step 6: Final answer
    x = 269,758.40

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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.