Home / 174,634.66-261,732.78-74,677.30

Finding the Fourth Proportional to 174,634.66, 261,732.78 and 74,677.30

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Solution

The fourth proportional to 174,634.66, 261,732.78 and 74,677.30 is: 111,922.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,634.66 : 261,732.78 = 74,677.30 : x
  2. Step 2: Convert to fraction form
    174,634.66/261,732.78 = 74,677.30/x
  3. Step 3: Cross multiply
    174,634.66x = 261,732.78 × 74,677.30
  4. Step 4: Simplify right side
    174,634.66x = 19,545,497,331.89
  5. Step 5: Solve for x
    x = 19,545,497,331.89/174,634.66
  6. Step 6: Final answer
    x = 111,922.21

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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.