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Finding the Fourth Proportional to 103,104.96, 154,613.70 and 36,561.84

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Solution

The fourth proportional to 103,104.96, 154,613.70 and 36,561.84 is: 54,827.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,104.96 : 154,613.70 = 36,561.84 : x
  2. Step 2: Convert to fraction form
    103,104.96/154,613.70 = 36,561.84/x
  3. Step 3: Cross multiply
    103,104.96x = 154,613.70 × 36,561.84
  4. Step 4: Simplify right side
    103,104.96x = 5,652,961,361.21
  5. Step 5: Solve for x
    x = 5,652,961,361.21/103,104.96
  6. Step 6: Final answer
    x = 54,827.25

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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.