Home / 338,742.10-467,464.10-187,839.10

Finding the Fourth Proportional to 338,742.10, 467,464.10 and 187,839.10

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Solution

The fourth proportional to 338,742.10, 467,464.10 and 187,839.10 is: 259,217.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,742.10 : 467,464.10 = 187,839.10 : x
  2. Step 2: Convert to fraction form
    338,742.10/467,464.10 = 187,839.10/x
  3. Step 3: Cross multiply
    338,742.10x = 467,464.10 × 187,839.10
  4. Step 4: Simplify right side
    338,742.10x = 87,808,035,826.31
  5. Step 5: Solve for x
    x = 87,808,035,826.31/338,742.10
  6. Step 6: Final answer
    x = 259,217.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.