Home / 192,161.11-288,416.60-102,279.30

Finding the Fourth Proportional to 192,161.11, 288,416.60 and 102,279.30

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Solution

The fourth proportional to 192,161.11, 288,416.60 and 102,279.30 is: 153,512.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,161.11 : 288,416.60 = 102,279.30 : x
  2. Step 2: Convert to fraction form
    192,161.11/288,416.60 = 102,279.30/x
  3. Step 3: Cross multiply
    192,161.11x = 288,416.60 × 102,279.30
  4. Step 4: Simplify right side
    192,161.11x = 29,499,047,956.38
  5. Step 5: Solve for x
    x = 29,499,047,956.38/192,161.11
  6. Step 6: Final answer
    x = 153,512.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.