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Finding the Fourth Proportional to 200,808.35, 301,052.67 and 99,535.13

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Solution

The fourth proportional to 200,808.35, 301,052.67 and 99,535.13 is: 149,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,808.35 : 301,052.67 = 99,535.13 : x
  2. Step 2: Convert to fraction form
    200,808.35/301,052.67 = 99,535.13/x
  3. Step 3: Cross multiply
    200,808.35x = 301,052.67 × 99,535.13
  4. Step 4: Simplify right side
    200,808.35x = 29,965,315,140.03
  5. Step 5: Solve for x
    x = 29,965,315,140.03/200,808.35
  6. Step 6: Final answer
    x = 149,223.46

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.