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Finding the Fourth Proportional to 175,034.20, 262,680.90 and 115,850.20

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Solution

The fourth proportional to 175,034.20, 262,680.90 and 115,850.20 is: 173,861.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,034.20 : 262,680.90 = 115,850.20 : x
  2. Step 2: Convert to fraction form
    175,034.20/262,680.90 = 115,850.20/x
  3. Step 3: Cross multiply
    175,034.20x = 262,680.90 × 115,850.20
  4. Step 4: Simplify right side
    175,034.20x = 30,431,634,801.18
  5. Step 5: Solve for x
    x = 30,431,634,801.18/175,034.20
  6. Step 6: Final answer
    x = 173,861.08

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1.5x scale

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.