Home / 131,343.03-197,094.20-52,450.65

Finding the Fourth Proportional to 131,343.03, 197,094.20 and 52,450.65

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Solution

The fourth proportional to 131,343.03, 197,094.20 and 52,450.65 is: 78,707.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,343.03 : 197,094.20 = 52,450.65 : x
  2. Step 2: Convert to fraction form
    131,343.03/197,094.20 = 52,450.65/x
  3. Step 3: Cross multiply
    131,343.03x = 197,094.20 × 52,450.65
  4. Step 4: Simplify right side
    131,343.03x = 10,337,718,638.98
  5. Step 5: Solve for x
    x = 10,337,718,638.98/131,343.03
  6. Step 6: Final answer
    x = 78,707.78

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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.