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Finding the Fourth Proportional to 178,797.06, 246,744.12 and 98,229.60

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Solution

The fourth proportional to 178,797.06, 246,744.12 and 98,229.60 is: 135,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,797.06 : 246,744.12 = 98,229.60 : x
  2. Step 2: Convert to fraction form
    178,797.06/246,744.12 = 98,229.60/x
  3. Step 3: Cross multiply
    178,797.06x = 246,744.12 × 98,229.60
  4. Step 4: Simplify right side
    178,797.06x = 24,237,576,209.95
  5. Step 5: Solve for x
    x = 24,237,576,209.95/178,797.06
  6. Step 6: Final answer
    x = 135,559.14

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1.5x scale

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.