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Finding the Fourth Proportional to 175,354.88, 242,004.48 and 107,371.52

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Solution

The fourth proportional to 175,354.88, 242,004.48 and 107,371.52 is: 148,181.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,354.88 : 242,004.48 = 107,371.52 : x
  2. Step 2: Convert to fraction form
    175,354.88/242,004.48 = 107,371.52/x
  3. Step 3: Cross multiply
    175,354.88x = 242,004.48 × 107,371.52
  4. Step 4: Simplify right side
    175,354.88x = 25,984,388,864.41
  5. Step 5: Solve for x
    x = 25,984,388,864.41/175,354.88
  6. Step 6: Final answer
    x = 148,181.73

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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.