Home / 174,672.28-261,789.24-74,715.04

Finding the Fourth Proportional to 174,672.28, 261,789.24 and 74,715.04

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Solution

The fourth proportional to 174,672.28, 261,789.24 and 74,715.04 is: 111,978.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,672.28 : 261,789.24 = 74,715.04 : x
  2. Step 2: Convert to fraction form
    174,672.28/261,789.24 = 74,715.04/x
  3. Step 3: Cross multiply
    174,672.28x = 261,789.24 × 74,715.04
  4. Step 4: Simplify right side
    174,672.28x = 19,559,593,538.17
  5. Step 5: Solve for x
    x = 19,559,593,538.17/174,672.28
  6. Step 6: Final answer
    x = 111,978.81

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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.