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Finding the Fourth Proportional to 175,065.20, 262,597.80 and 114,930.80

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Solution

The fourth proportional to 175,065.20, 262,597.80 and 114,930.80 is: 172,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,065.20 : 262,597.80 = 114,930.80 : x
  2. Step 2: Convert to fraction form
    175,065.20/262,597.80 = 114,930.80/x
  3. Step 3: Cross multiply
    175,065.20x = 262,597.80 × 114,930.80
  4. Step 4: Simplify right side
    175,065.20x = 30,180,575,232.24
  5. Step 5: Solve for x
    x = 30,180,575,232.24/175,065.20
  6. Step 6: Final answer
    x = 172,396.20

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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.