Home / 131,683.56-197,549.94-52,803.96

Finding the Fourth Proportional to 131,683.56, 197,549.94 and 52,803.96

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Solution

The fourth proportional to 131,683.56, 197,549.94 and 52,803.96 is: 79,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,683.56 : 197,549.94 = 52,803.96 : x
  2. Step 2: Convert to fraction form
    131,683.56/197,549.94 = 52,803.96/x
  3. Step 3: Cross multiply
    131,683.56x = 197,549.94 × 52,803.96
  4. Step 4: Simplify right side
    131,683.56x = 10,431,419,129.76
  5. Step 5: Solve for x
    x = 10,431,419,129.76/131,683.56
  6. Step 6: Final answer
    x = 79,215.80

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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.