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Finding the Fourth Proportional to 174,000, 240,122.88 and 94,512

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Solution

The fourth proportional to 174,000, 240,122.88 and 94,512 is: 130,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,000 : 240,122.88 = 94,512 : x
  2. Step 2: Convert to fraction form
    174,000/240,122.88 = 94,512/x
  3. Step 3: Cross multiply
    174,000x = 240,122.88 × 94,512
  4. Step 4: Simplify right side
    174,000x = 22,694,493,634.56
  5. Step 5: Solve for x
    x = 22,694,493,634.56/174,000
  6. Step 6: Final answer
    x = 130,428.12

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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.