Home / 341,536.89-512,330.09-131,174.83

Finding the Fourth Proportional to 341,536.89, 512,330.09 and 131,174.83

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Solution

The fourth proportional to 341,536.89, 512,330.09 and 131,174.83 is: 196,771.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,536.89 : 512,330.09 = 131,174.83 : x
  2. Step 2: Convert to fraction form
    341,536.89/512,330.09 = 131,174.83/x
  3. Step 3: Cross multiply
    341,536.89x = 512,330.09 × 131,174.83
  4. Step 4: Simplify right side
    341,536.89x = 67,204,812,459.63
  5. Step 5: Solve for x
    x = 67,204,812,459.63/341,536.89
  6. Step 6: Final answer
    x = 196,771.75

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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.