Home / 197,156.40-295,540.20-97,234.80

Finding the Fourth Proportional to 197,156.40, 295,540.20 and 97,234.80

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Solution

The fourth proportional to 197,156.40, 295,540.20 and 97,234.80 is: 145,756.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,156.40 : 295,540.20 = 97,234.80 : x
  2. Step 2: Convert to fraction form
    197,156.40/295,540.20 = 97,234.80/x
  3. Step 3: Cross multiply
    197,156.40x = 295,540.20 × 97,234.80
  4. Step 4: Simplify right side
    197,156.40x = 28,736,792,238.96
  5. Step 5: Solve for x
    x = 28,736,792,238.96/197,156.40
  6. Step 6: Final answer
    x = 145,756.32

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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.