Home / 131,718.42-197,575.08-52,850.34

Finding the Fourth Proportional to 131,718.42, 197,575.08 and 52,850.34

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Solution

The fourth proportional to 131,718.42, 197,575.08 and 52,850.34 is: 79,274.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,718.42 : 197,575.08 = 52,850.34 : x
  2. Step 2: Convert to fraction form
    131,718.42/197,575.08 = 52,850.34/x
  3. Step 3: Cross multiply
    131,718.42x = 197,575.08 × 52,850.34
  4. Step 4: Simplify right side
    131,718.42x = 10,441,910,153.53
  5. Step 5: Solve for x
    x = 10,441,910,153.53/131,718.42
  6. Step 6: Final answer
    x = 79,274.49

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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.