Home / 131,344.20-197,162.10-101,892.60

Finding the Fourth Proportional to 131,344.20, 197,162.10 and 101,892.60

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Solution

The fourth proportional to 131,344.20, 197,162.10 and 101,892.60 is: 152,952.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,344.20 : 197,162.10 = 101,892.60 : x
  2. Step 2: Convert to fraction form
    131,344.20/197,162.10 = 101,892.60/x
  3. Step 3: Cross multiply
    131,344.20x = 197,162.10 × 101,892.60
  4. Step 4: Simplify right side
    131,344.20x = 20,089,358,990.46
  5. Step 5: Solve for x
    x = 20,089,358,990.46/131,344.20
  6. Step 6: Final answer
    x = 152,952.01

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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.