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Finding the Fourth Proportional to 178,559.70, 246,415.41 and 97,994.73

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Solution

The fourth proportional to 178,559.70, 246,415.41 and 97,994.73 is: 135,234.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,559.70 : 246,415.41 = 97,994.73 : x
  2. Step 2: Convert to fraction form
    178,559.70/246,415.41 = 97,994.73/x
  3. Step 3: Cross multiply
    178,559.70x = 246,415.41 × 97,994.73
  4. Step 4: Simplify right side
    178,559.70x = 24,147,411,570.79
  5. Step 5: Solve for x
    x = 24,147,411,570.79/178,559.70
  6. Step 6: Final answer
    x = 135,234.39

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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.