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Finding the Fourth Proportional to 198,168.16, 297,349.44 and 92,995.68

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Solution

The fourth proportional to 198,168.16, 297,349.44 and 92,995.68 is: 139,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,168.16 : 297,349.44 = 92,995.68 : x
  2. Step 2: Convert to fraction form
    198,168.16/297,349.44 = 92,995.68/x
  3. Step 3: Cross multiply
    198,168.16x = 297,349.44 × 92,995.68
  4. Step 4: Simplify right side
    198,168.16x = 27,652,213,370.42
  5. Step 5: Solve for x
    x = 27,652,213,370.42/198,168.16
  6. Step 6: Final answer
    x = 139,539.13

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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.